EGEE 101 Practice Questions

Electricity: Electric power is measured in terms of voltage. A. True B. False

B. False

Electricity: Most of the electricity in the US is generated using nuclear energy. A. True B. False

B. False

Energy Fundamentals: Chemical energy is a special kind of kinetic energy? A. True B. False

B. False

Energy Fundamentals: Energy can be created or destroyed. A. True B. False

B. False

Energy Fundamentals: The energy required to raise the temperature of 1g of water by 1 degree F is a calorie. A. True B. False

B. False

Fossil Fuel Impacts: CO emissions are due to complete combustion of carbon in fossil fuels. A. True B. False

B. False

Fossil Fuel Impacts: Northwestern US is the region most affected region by acid rain. A. True B. False

B. False

Fossil Fuel Impacts: Particulates in an electrostatic precipitator get an electric charge and move towards the discharging electrode. A. True B. False

B. False

Fossil Fuel Overview and Coal: Anthracite has higher volatile matter content than Bituminous coal. A. True B. False

B. False

Fossil Fuel Overview and Coal: Coal can be used directly to produce "pig iron" by mixing it with iron ore in a blast furnace. A. True B. False

B. False

Fossil Fuel Overview and Coal: Coke is produced by combustion of coal in a furnace. A. True B. False

B. False

Fossil Fuel Overview and Coal: In the US, coal is primarily used for carbonization. A. True B. False

B. False

Fossil Fuel Overview and Coal: Kerogen derived from higher plants gets converted to crude oil and natural gas when buried inside the earth for millions of years. A. True B. False

B. False

Fossil Fuel Overview and Coal: Kerogen produced from higher plants gets converted into natural gas. A. True B. False

B. False

Fossil Fuel Overview and Coal: Kerogens are formed by the transformation of inorganic matter into an insoluble, polymeric material A. True B. False

B. False

Fossil Fuel Overview and Coal: Lifetime predictions for a fossil fuel are done based on available resources. A. True B. False

B. False

Fossil Fuel Overview and Coal: Lignite has higher heating value than Bituminous coal. A. True B. False

B. False

Fossil Fuel Overview and Coal: Lignite is the highest ranked coal. A. True B. False

B. False

Fossil Fuel Overview and Coal: Low and medium rank coals are ranked on the basis of volatile matter content. A. True B. False

B. False

Fossil Fuel Overview and Coal: Most of the natural gas reserves in the world are located in United States. A. True B. False

B. False

Fossil Fuel Overview and Coal: Proximate analysis exactly measures the elemental composition of coal. A. True B. False

B. False

Fossil Fuel Overview and Coal: Resources are the quantity of an energy source that is economically recoverable. A. True B. False

B. False

Fossil Fuel Overview and Coal: The United States is the largest exporter of coal. A. True B. False

B. False

Fossil Fuel Overview and Coal: United States has large crude oil reserves. A. True B. False

B. False

Geothermal: A geothermal power plant has a low initial cost. A. True B. False

B. False

Geothermal: Geothermal energy generates a lot of nitrogen and sulfur. A. True B. False

B. False

Geothermal: Geothermal energy generates a lot of particulate matter? A. True B. False

B. False

Geothermal: Geothermal power is a main component of the Unites States energy grid. A. True B. False

B. False

Geothermal: Low temperature geothermal resources can be used for power generation. A. True B. False

B. False

Geothermal: Maintenance costs are a large factor of why geothermal is not widely used. A. True B. False

B. False

Geothermal: With ground-source heat pumps, the earth serves as a heat source in the summer. A. True B. False

B. False

Hydroelectric Energy: Hydroelectic energy pollutes the atmosphere. A. True B. False

B. False

Hydroelectric Energy: Pumped Storage is non-renewable. A. True B. False

B. False

Hydroelectric Energy: The US is the largest producer of hydroelectric energy? A. True B. False

B. False

Hydroelectric Energy: Tidal power can be easily harnessed anywhere there is a tide. A. True B. False

B. False

Hydroelectric Energy: Tides are caused by gravitational force between Sun and Earth? A. True B. False

B. False

Natural Gas: Africa has the world's largest reserves of natural gas. A. True B. False

B. False

Natural Gas: H2S is desirable in natural gas. A. True B. False

B. False

Natural Gas: Natural gas has high CO2 emissions compared to coal. A. True B. False

B. False

Natural Gas: Natural gas has low combustion efficiency. A. True B. False

B. False

Natural Gas: Natural gas has the lowest calorific value among all the fossil fuels. A. True B. False

B. False

Natural Gas: The dehydrator removes H2S. A. True B. False

B. False

Natural Gas: Transcontinental transportation is done through pipelines. A. True B. False

B. False

Nuclear Energy: Beta decay increases the mass number by 1. A. True B. False

B. False

Nuclear Energy: Control rods control the nuclear reaction in a reactor by absorbing protons. A. True B. False

B. False

Nuclear Energy: Elements with the same number of neutrons but a different number of protons are called isotopes. A. True B. False

B. False

Nuclear Energy: In all nuclear reactions, the sum of the mass numbers on the left hand side of the equation equals the sum of the atomic numbers on the right hand side of the equation. A. True B. False

B. False

Nuclear Energy: Mass number is the number of protons and electrons in an atom. A. True B. False

B. False

Nuclear Energy: Steam is a good moderator. A. True B. False

B. False

Nuclear Energy: The nucleus is made up of protons and electrons. A. True B. False

B. False

Nuclear Energy: U-238 and Th-232 are fissionable material. A. True B. False

B. False

Petroleum: All of the oil in a reservoir can be recovered. A. True B. False

B. False

Petroleum: Knocking is a desirable feature in a four stroke engine. A. True B. False

B. False

Petroleum: Reservoir rock is a rock that produces crude oil. A. True B. False

B. False

Petroleum: The amount of nitrogen in petroleum is more than in coal. A. True B. False

B. False

Solar Energy: House facing south is a good passive solar design in southern hemisphere A. True B. False

B. False

Solar Energy: N-type semiconductors have positively charged holes as majority carriers A. True B. False

B. False

Solar Energy: P-type semiconductor have negatively charged electrons as majority carriers? A. True B. False

B. False

Solar Energy: Presently, solar energy contributes a large share of our energy supply. A. True B. False

B. False

Solar Energy: Ventilation utilizes radiative heat transfer to promote passive cooling? A. True B. False

B. False

Wind: 100% of the energy in the wind can be extracted by a wind mill. A. True B. False

B. False

Wind: An anemometer is used to predict weather. A. True B. False

B. False

Wind: Most wind energy is produced in the southeast region of the US. A. True B. False

B. False

Wind: Producing energy from wind will become more expensive in the future. A. True B. False

B. False

Wind: Wind generated electricity costs less than electricity generated from coal plants. A. True B. False

B. False

USA Uses of Energy: Which light bulb uses mercury vapor? A. Incandescent B. Fluorescent C. Halogen D. Bathroom Night Light

B. Fluorescent

Fossil Fuel Impacts: SO2 emissions are primarily due to A. Transportation sector B. Fuel combustion C. Chemical Industries D. None of the above

B. Fuel combustion

USA Uses of Energy: Which one of the following fuels finds maximum usage in transportation in the US? A. Jet Fuel B. Gasoline C. Kerosene D. Diesel

B. Gasoline

Wind: Which of these have a rotor and stator ? A. Turbine B. Generator C. Furnace D. Boiler E. Condenser

B. Generator

USA Uses of Energy: What type of heating uses the heat contained within the Earth? A. Hydro B. Geothermal C. Tidal D. Refrigeration

B. Geothermal

Natural Gas: Sour natural gas contains A. Ammonia B. H2S C. CO2

B. H2S

USA Uses of Energy: What form of energy output accounts for the inefficiency of incandescent lights? A. Light B. Heat C. Nuclear D. Chemical

B. Heat

USA Uses of Energy: Refrigerators also known as? A. Heat packers B. Heat movers C. Heat isolators D. Heat diverters

B. Heat movers

Petroleum: Which of the following compound has an octane rating of 0? A. Octane B. Heptane C. Gasoline D. Diesel

B. Heptane

Energy Fundamentals: What property of a small meteor falling from the sky causes a lot of damage when it hits the earth? A. High heat energy B. High kinetic energy C. High potential energy D. Explosive chemical energy

B. High kinetic energy

Clicker Question: Nationwide, the biggest energy use in our homes is for A. Water heating B. Home heating and cooling C. Lights and appliances D. Refrigerators and freezers

B. Home heating and cooling

Hydroelectric Energy: Which type of hydroelectric facility is a conventional dam? A. Pumped Storage B. Impoundment C. Run of River D. Microhydropower

B. Impoundment

Solar Energy: Which of the following is not an advantage of a solar power plant? A. Less air pollution B. It is highly efficient C. Can meet requirements for peak load power D. Lower water consumption

B. It is highly efficient

Wind: Which form of energy is the wind? A. Heat B. Kinetic C. Potential D. Chemical

B. Kinetic

Nuclear Energy: Which country produces most of its electricity from nuclear energy? A. United Kingdom B. Lithuania C. China D. United States

B. Lithuania

Geothermal: What is molten underground rock is known as? A. Limestone B. Magma C. Brick D. Lava

B. Magma

Petroleum: How do you define density? A. Measure of resistance to flow by a liquid B. Mass per unit volume C. Measure of ability to flow by a fluid D. Volume per unit mass

B. Mass per unit volume

Biomass Energy: Which of the following cannot be converted into alcohol or biogas by biological conversion. A. Wood B. Microalgae C. Energy crops D. Municipal waste

B. Microalgae

Efficiency and Accounting: Which of the following is true? A. Converting heat to work is an efficient process. B. Much of the electricity in the US is generated by burning natural gas. C. Energy is created when a fuel is burned. D. Most of the energy demand in the US is met by renewable energy sources

B. Much of the electricity in the US is generated by burning natural gas.

Natural Gas: Mercaptans are added to give A. Natural gas a color B. Natural gas an odor C. Natural gas a taste

B. Natural gas an odor

Biomass Energy: Potential biomass crops should not A. Grow quickly B. Need high maintenance C. Have low moisture content D. None of the above

B. Need high maintenance

Wind: Which of these states has the highest wind energy potential? A. Texas B. North Dakota C. California D. Arizona E. Pennsylvania

B. North Dakota

Nuclear Energy: Which of the following industries has contributed the least amount of human fatalities in United States? A. Civil aviation B. Nuclear power plants C. Oil/Gas Industry D. Automobile industry

B. Nuclear power plants

Biomass Energy: Which of the following contributes the most towards Municipal solid waste? A. Food and yard waste B. Paper and paper board C. Plastics D. Glass

B. Paper and paper board

Fossil Fuel Impacts: Which fossil fuel contributes primarily to CO emission? A. Coal B. Petroleum C. Natural gas

B. Petroleum

Electricity: Which among the following does not use a generator to produce electricity? A. Steam power plant B. Photovoltaic cells C. Hydroelectric power plant D. Nuclear power plant

B. Photovoltaic cells

Hydroelectric Energy: What type of energy does water stored behind a dam have? A. Chemical energy B. Potential energy C. Kinetic energy D. Nuclear energy

B. Potential energy

Clicker Question: "My backyard solar collectors produce 350 kWh of electricity in one hour." Am I talking about energy or power? A. Energy B. Power C. Neither D. Both

B. Power

Efficiency and Accounting: A watt is a unit of? A. Energy B. Power C. Mass D. Lighting

B. Power

Energy Fundamentals: Wavelength is used to classify what type of energy? A. Chemical B. Radiant C. Mechanical D. Nuclear

B. Radiant

Nuclear Energy: Thorium has a mass number of 232 and atomic number of 90. If it undergoes alpha particle emission, the resulting nuclei will be A. Radium with mass number-232 and atomic number-91 B. Radium with mass number-228 and atomic number-88 C. Radium with mass number-232 and atomic number-90 D. Radium with mass number-229 and atomic number-91

B. Radium with mass number-228 and atomic number-88

Fossil Fuel Overview and Coal: The quantity of an energy source that is known to exist and that can be recovered economically is called A. Resource B. Reserve C. Supply D. Asset

B. Reserve

Clicker Question: In which two sectors are keeping the place warm and keeping the lights on the two big uses of energy? A. Industry and Commercial B. Residential and Commercial C. Industry and Residential D. Transportation and Industry

B. Residential and Commercial

Clicker Question: Which unconventional gas resource is currently being rapidly exploited in the US? A. Deep B. Tight B. Shale C. Coalbed D. Methane Hydrates

B. Shale

Hydroelectric Energy: What is the hydrologic cycle driven by? A. Geothermal energy B. Solar energy C. Mechanical energy D. Hydro energy

B. Solar energy

USA Uses of Energy: Which sector is the largest consumer of energy? A. Residential B. Transportation C. Industry and Manufacturing D. Commercial

B. Transportation

Wind: What is the most sensitive variable in calculating wind energy? A. Density of air B. Velocity of the air C. Area D. Length of turbine blade

B. Velocity of the air

Energy Fundamentals: Which of the following radiant energy can be seen by the human eye? A. Infrared B. Visible C. Ultraviolet D. All of the above

B. Visible

Efficiency and Accounting: Which of the following is not a unit of energy? A. Joules B. Watts C. BTUs D. Calories

B. Watts

Nuclear Energy: A Nuclear reactor is said to be operating in "subcritical" condition, if A. fission occurs at a constant rate B. fission occurs at a decreasing rate C. fission occurs at increasing rate D. none of the above

B. fission occurs at a decreasing rate

Nuclear Energy: Radioactive decay due to alpha particle emission reduces A. mass number by 2 and atomic number by 1 B. mass number by 4 and atomic number by 2 C. mass number by 2 and atomic number by 2 D. none of the above

B. mass number by 4 and atomic number by 2

Nuclear Energy: Which is a major problem with nuclear power plants? A. Can lead to a uncontrolled nuclear reaction and cause explosion B. Causes lot of pollution C). Disposal of radioactive waste D. It gets very hot.

C). Disposal of radioactive waste

Natural Gas: Methane turns into liquid at A. 164 C B. 16.4 C C. -164 C D. -16.4 C

C. -164 C

Clicker Question: The useful output from a heat engine is 249 calories. The energy that is wasted is 5675 Joules. What is the efficiency of the engine? A. 0.8157 B. 0.1843 C. 0.1556 D. 0.8444

C. 0.1556 Feedback: 1 calorie = 4.184 joulesInput = OutputInput = Waste(5675/4.184) + Useful(249) = 1,605 caloriesEfficiency = Useful / Total = 249/1605 = 0.155

Efficiency and Accounting: 21 million Joules of chemical energy are supplied to a boiler in a power plant. 5,000,000 Joules of energy are lost up the smokestack. The boiler radiates 1.5 million Joules of heat to the atmosphere. What is the efficiency of the boiler? (2 points) A. 27.5% B. 6.90% C. 0.690 D. 69.0

C. 0.690

Petroleum: If a cycloparaffin compound has six carbon atoms, how many hydrogen atoms are present in the molecule? A. 8 B. 10 C. 12 D. 14

C. 12

Biomass Energy: Presently, the amount of ethanol produced from biomass amounts to? A. 3.9 billion gallons B. 5 billion gallons C. 14 billion gallons D. 26 billion gallons

C. 14 billion gallons

Geothermal: What is the power output of the largest geothermal power plant located in North California? A. 2700 MW B. 170 MW C. 1700 MW D. 270 MW

C. 1700 MW

Wind: What percent of the nation's electricity can wind potentially supply according to Pacific Northwest Laboratory? A. 10% B. 50% C. 20% D. 30%

C. 20%

Wind: What is the approximate cost of electricity from wind energy ? A. 7-8 cents/kWh B. 10-11 cents/kWh C. 3-5 cents/kWh D. 1-2 cents/kWh

C. 3-5 cents/kWh

Biomass Energy: The amount of power generated from biomass power plants in the United States is A. 700 MW B. 7000 GW C. 7000 MW D. 700 GW

C. 7000 MW

Biomass Energy: Energy per gallon produced by biodiesel is less than petroleum based diesel by A. 2% B. 30% C. 8% D. 50%

C. 8%

Petroleum: Which hydrocarbons have benzene and rings of benzene? A. Paraffins B. Cycloparaffins C. Aromatics D. None of the above

C. Aromatics

Geothermal: Which geothermal power plant system has zero emissions? A. Flash B. Dry Steam C. Binary D. Air Exchange

C. Binary

Geothermal: What is the major difference between the Flash system and Binary system? A. Binary brine is salt free B. Flash uses a secondary fluid C. Binary uses secondary fluid D. Flash uses the comic hero to make power

C. Binary uses secondary fluid

Clicker Question: Which is the main ingredient in natural gas? A. C3H8 B. C2H6 C. CH4 D. CO2 E. None of the above

C. CH4

Natural Gas: Which of these is the major constituent of natural gas? A. C3H8 B. C2H6 C. CH4 D. CO2

C. CH4

Fossil Fuel Overview and Coal: Which one of the following is an example of clean coal technology? A. Production of coke B. Coal combustion C. Carbon dioxide sequestration D. None of the above

C. Carbon dioxide sequestration

USA Uses of Energy: Which of the following temperature gradients is responsible for geothermal energy? A. Surface of the earth and the outer space B. Surface of the earth and surface of the sun C. Center of the earth to the surface of the earth D. All of the above

C. Center of the earth to the surface of the earth

USA Uses of Energy: What is the mode of heat transfer through a solid medium called? A. Radiation B. Convection C. Conduction

C. Conduction

USA Uses of Energy: Which is the mode of heat transfer where liquid or gas moves, carrying heat with it? A. Radiation B. Conduction C. Convection

C. Convection

Clicker Question: Heat flowing from one place to another because the hot material itself is moving there is called A. Radiant heat flow B. Conductive heat flow C. Convective heat flow D. All of the above

C. Convective heat flow

Energy Fundamentals: Energy that is locked in the nucleus of an atom and is released by destruction of mass can be calculated as? A. E=mgh B. E=1/2mv^2 C. E=mc^2 D. None of the above

C. E=mc^2

Energy Fundamentals: Which famous scientist proposed the equation E=mc^2 A. Galileo B. Newton C. Einstein D. Joule

C. Einstein

Clicker Question: I plug my cell phone into its charger over night, and its battery is recharged. This is an example of what energy type changing into what other energy type? A. Electric into mechanical B. Electric into potential C. Electric into chemical D. Electric into heat

C. Electric into chemical

Clicker Question: In a power plant, chemical energy is finally converted into ______ energy. A. Mechanical B. Chemical C. Electrical D. Thermal

C. Electrical

Clicker Question: The energy of electrons in motion is called A. Kinetic energy B. Chemical energy C. Electricity D. Potential

C. Electricity

USA Uses of Energy: Which is the most common energy source used in commercial buildings? A. Geothermal B. Fuel Oil C. Electricity D. Natural gas

C. Electricity

Efficiency and Accounting: When analyzing how much energy is required to produce an energy product, e.g. ethanol from corn, we are talking about A. Efficiency of energy transformation B. Embedded energy C. Energy Return on Energy Invested - EROI D. Externalities

C. Energy Return on Energy Invested - EROI

USA Uses of Energy: Which component of a refrigerator lowers the temperature of the refrigerant? A. Compressor B. Fan C. Expansion valve D. Heat Exchanger

C. Expansion valve

Fossil Fuel Overview and Coal: Which one of the following combustion process uses limestone? A. Stoker combustion B. Pulverized coal combustion C. Fluidized bed combustion

C. Fluidized bed combustion

Energy Fundamentals: Which of the following is used to determine the work done? A. Energy B. Force C. Force x displacement D. Displacement

C. Force x displacement

Energy Fundamentals: In what direction does thermal energy flow? A. In both directions B. Independent of the temperature difference C. From high temperature to low temperature D. From low temperature to high temperature

C. From high temperature to low temperature

USA Uses of Energy: Which of the following is an indicator of heating requirements? A. Degree Kelvin B. Degrees Celcius C. HDD D. CDD

C. HDD

Petroleum: How is crude oil separated during the distillation process? A. Water B. Air C. Heat

C. Heat

Geothermal: Which of the following is the reason the fluid "flashes"? A. Low temperature to high temperature B. High temperature to low temperature C. High pressure to low pressure D. Low pressure to high pressure

C. High pressure to low pressure

Fossil Fuel Overview and Coal: With increase in the rank of coals, which one of the following element's composition decreases? A. Carbon B. Nitrogen C. Hydrogen D. Sulfur

C. Hydrogen

Energy Fundamentals: What happens to its temperature when a gas is compressed? A. Decreases B. Remains the same C. Increases D. Can either increase or decrease

C. Increases

Nuclear Energy: Which among the following is a major disadvantage of nuclear power? A. High carbon dioxide emissions B. SOx and NOx emissions C. Lack of permanent solution to nuclear waste disposal D. None of the above

C. Lack of permanent solution to nuclear waste disposal

Energy Fundamentals: What is the form of energy in a flying airplane? A. Chemical B. Electrical C. Mechanical D. Radiant

C. Mechanical

Energy Fundamentals: Which of the following is not a unit of energy? A. BTU B. Joules C. Meters D. Calories

C. Meters

Natural Gas: Methane hydrates are crystallized mounds of A. Methane and salt B. Methane and sand C. Methane and water D. Methane and CO2

C. Methane and water

Fossil Fuel Overview and Coal: Coal reserves are measured in A. Cubic feet B. Gallons C. Metric tons D. Barrels

C. Metric tons

Nuclear Energy: Which of the following slows down the motion of neutrons in a nuclear reactor? A. Radiation Shield B. Fuel Rod C. Moderator D. Control Rod

C. Moderator

Fossil Fuel Impacts: Which pollutant is responsible for the formation of Photochemical smog? A. CO B. SO2 C. NOx D. All of the above

C. NOx

Fossil Fuel Overview and Coal: Cubic feet is used to measure the quantities of A. Coal B. Petroleum C. Natural gas

C. Natural gas

Fossil Fuel Overview and Coal: Which one of the following has the highest heating value per pound? A. Coal B. Oil C. Natural gas

C. Natural gas

Natural Gas: Which fossil fuel leaves no ash behind after combustion? A. Coal B. Oil C. Natural gas

C. Natural gas

USA Uses of Energy: Which primary energy source contributes the most to home heating requirements? A. Electricity B. Propane C. Natural gas D. Fuel oil

C. Natural gas

Biomass Energy: Which of the following is not an advantage of biomass energy? A. Does not contribute to global warming B. Very low SOx emissions C. No NOx emissions D. Renewable source

C. No NOx emissions

Clicker Question: The energy released when an atom is split in two is called? A. Chemical energy B. Potential energy C. Nuclear energy D. Thermal energy or heat

C. Nuclear energy

Energy Fundamentals: Which of the following is the process of breaking a large nuclei into two intermediate size nuclei? A. Chemical reaction B. Nuclear fusion C. Nuclear fission D. All of the above

C. Nuclear fission

Energy Fundamentals: Which of the following sources of energy is non-renewable? A. Nuclear fusion B. Wind C. Nuclear fission D. Solar

C. Nuclear fission

Clicker Question: A flower pot falls off a balcony and speeds toward the ground below. This is an example of what energy type changing into what other energy type? A. Chemical into heat B. Heat into chemical C. Potential into kinetic D. All of the above

C. Potential into kinetic

Nuclear Energy: Which of the following is a fissionable isotope made in a breeder reactor? A. U-238 B. Th-232 C. Pu-239 D. none of the above

C. Pu-239

Clicker Question: From a television, the useful output is in the form of ____ energy. A. Chemical B. Thermal or Heat C. Radiant D. Mechanical

C. Radiant

USA Uses of Energy: Which of these do not require a medium in transferring heat? A. Convection B. Conduction C. Radiation

C. Radiation

Nuclear Energy: Which contributes the most towards human radiation exposure? A. Rocks and soils B. Nuclear medicine C. Radon D. Cosmic radiation

C. Radon

USA Uses of Energy: What does R-Value indicate? A. Thickness B. Resistance to wind C. Resistance to heat transfer D. Resistance to cooling

C. Resistance to heat transfer

USA Uses of Energy: Which of the following is not an advantage of using Natural Gas for space heating? A. Produces no ash and so is clean. B. Can be transported easily through pipelines C. Safe to use D. Both B & C

C. Safe to use

USA Uses of Energy: Which of the following is the largest energy consumer at home? A. Television B. Water heating C. Space Heating D. Lighting

C. Space Heating

Solar Energy: In northern hemisphere, house facing south get more solar radiation in winter because? A. Sun rises in southeast and sets in northwest B. Sun rises in northeast and sets in southwest C. Sun rises in southeast and sets in southwest D. Sun rises in northeast and sets in northwest

C. Sun rises in southeast and sets in southwest

Biomass Energy: Which of the following is a product of thermal conversion of biomass? A. Biodiesel B. Ethanol C. Syngas D. None of the above

C. Syngas

Petroleum: What recovery method uses steam, chemicals or bugs? A. Primary B. Secondary C. Tertiary D. No relationship

C. Tertiary

Petroleum: Which of the following recovery methods for oil is the most expensive? A. Primary B. Secondary C. Tertiary

C. Tertiary

Clicker Question: In a electricity generation company, which of these are an externality? A.The legal fees of the company lawyers B. The money paid to the company for electricity C. The hospital bill of the asthma patient sickened by air pollution downwind of the company exhaust stacks (chimneys) D. The money paid by the company for coal

C. The hospital bill of the asthma patient sickened by air pollution downwind of the company exhaust stacks (chimneys)

Clicker Question: In a business enterprise, which of these are an externality? A. The travel expenses of the sales staff B. The electric utility bill of the manufacturing plant C. The profits of the local restaurant that sells meals to business employees after hours D. The income from royalties on business-owned patents

C. The profits of the local restaurant that sells meals to business employees after hours

Petroleum: What is the problem with aromatics in the petroleum industry? A. Cannot be used for gasoline B. Cannot be used in diesel C. They are carcinogenic

C. They are carcinogenic

USA Uses of Energy: Which one of the following is not a mode of heat transfer? A. Conduction B. Convection C. Translation D. Radiation

C. Translation

Efficiency and Accounting: Which sector of the US economy uses energy the least efficiently? A. Commercial B. Residential C. Transportation D. Industry and manufacturing

C. Transportation

Electricity: Electric power is measured as? A. Velocity multiplied by time B. Velocity multiplied by current C. Voltage multiplied by current D. None of the above

C. Voltage multiplied by current

Nuclear Energy: What is used as a moderator in US Nuclear reactors? A. Graphite B. Steam C. Water D. Deuterated water

C. Water

Nuclear Energy: A Nuclear reactor is said to be operating in "supercritical" condition, if A. fission occurs at a constant rate B. fission occurs at a decreasing rate C. fission occurs at increasing rate D. all of the above

C. fission occurs at increasing rate

USA Uses of Energy: What happens to the r-value of the insulation if the thickness increases? A. remains same B. decreases C. increases D. R-value is independent of thickness of insulation

C. increases

Efficiency and Accounting: Work done is measured as A. the force against an object divided by the distance the object moved B. the distance an object was moved Work done is measured as C. the force against an object times the distance it moved D. the push or force applied to something

C. the force against an object times the distance it moved

Efficiency and Accounting: The useful output from a heat engine is 962 joules. The energy that is wasted is 4428 J? What is the efficiency of the engine? A. 4.6 B. 21.7 C. 0.217 D. 0.1784

D. 0.1784

Nuclear Energy: How often does a fuel rod need to be replaced in the nuclear power plant? A. 20 - 40 years B. 10 - 15 years C. 100 years D. 1 - 3 years

D. 1 - 3 years

Petroleum: If a paraffin compound has 8 carbon atoms, how many hydrogen atoms are present in the molecule? A. 8 B. 10 C. 16 D. 18

D. 18

Nuclear Energy: The concentration of nuclear fuel in a nuclear power plant is A. 8-10% B. 15-20% C. 40-60% D. 3-4%

D. 3-4%

Petroleum: What is the approximate carbon content in petroleum crude? A. ppm B. 4% C. 9-15% D. 85-90%

D. 85-90%

Wind: What is the advantage of wind energy? A. No water pollution B. Renewable C. Looks pretty D. A and B

D. A and B

Biomass Energy: Biomass can be used to meet which energy demands? A. Electricity B. Heat C. Transportation fuels D. All of the above

D. All of the above

Biomass Energy: Switch grass is a good source of biomass because A. It grows quickly B. It has low moisture content C. Does not require fertilizers or pesticides D. All of the above

D. All of the above

Biomass Energy: Which among the following variables is/are used for biomass classification? A. Moisture content B. Silica content C. Calorific value D. All of the above

D. All of the above

Biomass Energy: Which of the following is an energy recovery methodology adopted to process municipal solid waste? A. Landfill gas recovery B. Combustion and cogeneration C. Pyrolysis D. All of the above

D. All of the above

Clicker Question: When is natural gas called 'dry'? A. After removing liquid hydrocarbons, e.g. propane and butane B. After removing water vapor C. After 'sweetening' D. All of the above E. None of the above

D. All of the above

Fossil Fuel Impacts: How does CO affect human health? A. By impairing visibility B. Affecting Central Nervous system C. Heart attack D. All of the above

D. All of the above

Fossil Fuel Impacts: Sources for particulate matter are A. Construction sites B. Smoke stacks C. Reaction of SO2 and NOx emitted from power plants and automobiles in atmosphere D. All of the above

D. All of the above

Fossil Fuel Impacts: Sulfur emissions can be controlled by A. Washing the coal thoroughly before it is burned B. Remove during combustion using fluidized bed combustion process C. remove after combustion using scrubbers D. All of the above

D. All of the above

Fossil Fuel Impacts: Volatile organic compounds contribute to A. Formation of photochemical smog B. Formation of greenhouse gases C. It is carcinogenic D. All of the above

D. All of the above

Fossil Fuel Impacts: Which of the following act as source for CO emissions? A. Cold start in automobile engines B. Household heating C. Cigarette smoking D. All of the above

D. All of the above

Fossil Fuel Impacts: Which of the following are examples of baghouse filters? A. Reverse-gas B. Pulse-jet C. Shake-deflate D. All of the above

D. All of the above

Fossil Fuel Overview and Coal: Kerogen formed from algae or plankton is derived from A. Fats B. Oils C. Waxes D. All of the above

D. All of the above

Fossil Fuel Overview and Coal: What is necessary for the fossil fuel formation? A. Temperature B. Pressure C. Time D. All of the above

D. All of the above

Fossil Fuel Overview and Coal: Which of the following contributes to the formation of kerogen? A. Algae B. Micro-organisms C. Trees D. All of the above

D. All of the above

Hydroelectric Energy: Which of the following is a disadvantage of hydropower? A. Catastrophic failure B. Disruption of natural flow C. Alter habitat D. All of the above

D. All of the above

Natural Gas: When is natural gas called 'dry'? A. After removal of liquid HCs B. After removal of water C. After Sweetening D. All of the above

D. All of the above

Nuclear Energy: What happened in the Three Mile Island incident? A. A valve was closed preventing water from reaching the steam generator B. Partial meltdown occurred C. Low pressure and high temperature in the reactor boiled the water D. All of the above

D. All of the above

Nuclear Energy: What is true about the Chernobyl incident? A. A complete meltdown occurred B. Graphite rods caught fire C. 31 people were killed D. All of the above

D. All of the above

Nuclear Energy: Which is/are major challenges that needs to be overcome to start a nuclear fusion reaction? A. Heating the mixture to a very high temperature B. Compressing the mixture to a very high density C. Keeping the reaction mixtures together for a considerable amount of time D. All of the above

D. All of the above

Nuclear Energy: Which of the following are components of a nuclear reactor? A. Fuel Rods B. Control Rods C. Moderator D. All of the above

D. All of the above

Nuclear Energy: Which of the following is used as moderator in a nuclear power plant? A. Water B. Deuterated water C. Graphite D. All of the above

D. All of the above

Petroleum: Oil Reservoirs are usually found in places that have A. Anticlines B. Faults C. Salt Plugs D. All of the above

D. All of the above

Petroleum: What are the major refining processes? A. Distillation B. Cracking C. Reforming D. All of the above

D. All of the above

Petroleum: What is the main function of a refinery? A. Separate different components of crude oil B. Make new materials and fuels by chemical processing C. Make products environmentally acceptable D. All of the above

D. All of the above

Solar Energy: Which of the following is true about solar energy conversion? A. Converts solar energy to useful heat B. Can be used to produce electricity C. It is non-polluting D. All of the above

D. All of the above

Solar Energy: Which of the following is/are disadvantages of generating power from solar energy A. Capital cost is high B. Large area of land is required C. Energy storage device is required D. All of the above

D. All of the above

USA Uses of Energy: How can energy usage due to water heating be minimized? A. By turning the water heater thermostat temperature down B. By taking a shower instead of a dip in bath tub C. By not using running water while brushing your teeth D. All of the above

D. All of the above

Wind: Which of the following are advantages of wind? A. Domestic energy B. No air emissions C. No fuel D. All of the above

D. All of the above

Clicker Question: Which is the location of a massive televised petroleum fire? A. Lac Megantic, Quebec B. Deepwater Horizon Drilling Rig off the coast of Louisiana C. Kanawah County, West Virginia D. All of these

D. All of these

Efficiency and Accounting: Large energy companies have drilled thousands of wells to exploit the Marcellus Shale formation. A Pennsylvania motel operator finds that her previously struggling motel is suddenly fully booked most of the time with people who are working for these natural gas operations. This is an example of A. Energy Efficiency B. Energy Returned on Energy Invested - EROI C. Embedded Energy D. An externality

D. An externality

Fossil Fuel Overview and Coal: Which coal has the highest fixed carbon content? A. Lignite B. Subbituminous C. Bituminous D. Anthracite

D. Anthracite

Biomass Energy: Which of the following is an example of biomass derived from agricultural residue? A. Sawdust B. Mill Scrap C. Poplars D. Bagasse

D. Bagasse

Solar Energy: Which of the following is not true about solar trough (distributed collector)? A. Oil flowing through tube placed in the focal point of the parabolic trough is heated by sun's rays B. Fluid is heated to about 150 - 350 C C. Heat exchanger is used to produce steam D. Boiler is used to generate steam

D. Boiler is used to generate steam

Clicker Question: Which area of the world has the greatest natural gas reserves? A. Russia and the former Soviet Union B. The Middle East C. North America D. Both a. and b. E. None of the above

D. Both a. and b.

Fossil Fuel Overview and Coal: Which among the fossil fuel reserves are abundantly available in United States? A. Coal B. Natural gas C. Petroleum D. Both coal and natural gas

D. Both coal and natural gas

Geothermal: Water with salts is also called? A. Coolant B. Isobutane C. R-34A D. Brine

D. Brine

Petroleum: The formula for paraffin cyclohexane is A. C6H6 B. C6H10 C. C6H12 D. C6H14

D. C6H14

Fossil Fuel Impacts: Which of the following is a greenhouse gas? A. CO B. SO2 C. NO2 D. CO2

D. CO2

Energy Fundamentals: What is the energy stored in the bonds that hold molecules together called? A. Nuclear B. Thermal C. Kinetic D. Chemical

D. Chemical

Energy Fundamentals: What is the form of energy that is present in pizza that we eat? A. Radiation B. Mechanical C. Electrical D. Chemical

D. Chemical

USA Uses of Energy: Which industry uses the most energy? A. Paper B. Metal C. Petroleum refining D. Chemical

D. Chemical

Clicker Question: The energy stored in a cell phone battery is? A. Thermal energy or heat B. Potential energy C. Electricity D. Chemical energy

D. Chemical energy

USA Uses of Energy: In the US, most of the electricity is generated from A. Wind B. Fuel oil C. Hydroelectric D. Coal

D. Coal

Clicker Question: To figure out how long something that is growing will take to double in size, A. Multiply the growth rate by .7 B. Divide the growth rate by .7 C. Divide .7 by the growth rate D. Divide 70 by the growth rate percentage

D. Divide 70 by the growth rate percentage Feedback: Dividing 70 by the growth rate percentage (e.g. 10 - 10% growth) is the same as dividing .7 by the growth rate (e.g. .1 - 10% growth). Both answers are correct.

Energy Fundamentals: Which is the energy of electrons in motion called? A. Kinetic B. Chemical C. Nuclear D. Electricity

D. Electricity

Fossil Fuel Overview and Coal: Which of the following processes does NOT happen in the global carbon cycle? A. Carbon dioxide in atmosphere slowly dissolves in ocean B. Carbon dioxide in atmosphere is incorporated in the earth as carbonate rocks C. Carbon dioxide is absorbed by plants through a process called photosynthesis D. Glucose is formed during the decay process

D. Glucose is formed during the decay process

USA Uses of Energy: Which of these produce the maximum heat? A. CFL B. Incandescent bulbs C. Fluorescent bulbs D. Halogen bulbs

D. Halogen bulbs

Biomass Energy: Most of the bioethanol produced in United States comes from A. Pennsylvania B. Florida C. California D. Iowa

D. Iowa

Solar Energy: Which of the following is not true about the Trombe wall? A. It is made of heat absorbing material B. It is south facing C. It is painted black D. It is a transparent glass pane

D. It is a transparent glass pane

Solar Energy: Which of the following is not true about a solar cell A. It uses semiconductors B. It is non-polluting C. Solar energy is directly converted to electricity D. It is cheap

D. It is cheap

Energy Fundamentals: Energy possessed by a body due to its motion is called? A. Chemical B. Thermal C. Potential D. Kinetic

D. Kinetic

Biomass Energy: Which of the following is not true about biodiesel? A. Non toxic B. Less inflammable than petroleum diesel C. Low carbon dioxide emission D. Low NOx emissions

D. Low NOx emissions

Clicker Question: In a car, useful energy output is in the form of ______ energy. A. Radiant B. Chemical C. Thermal or heat D. Mechanical

D. Mechanical

Hydroelectric Energy: Which is not an advantage of hydropower? A. Clean B. Cheap C. Renewable D. Nonaltering to habitat

D. Nonaltering to habitat

Efficiency and Accounting: Worldwide, we expect the use of which energy resource to decrease over the next 20 years? A. Nuclear B. Coal C. Hydroelectric D. None of the above

D. None of the above

Petroleum: Which among the following reservoirs produce the best crude oil? A. Young shallow B. Young deep C. Old shallow D. Old deep

D. Old deep

Petroleum: A naturally occuring liquid fossil fuel resource containing a complex mixture of hydrocarbons is called A. Coal B. Natural gas C. Tar Sand D. Petroleum

D. Petroleum

Hydroelectric Energy: Which form of hydro power accesses previously used energy? A. Run of river B. Impoundment C. Diversion D. Pumped storage

D. Pumped storage

USA Uses of Energy: What is the liquid that evaporates inside the refrigerator to "create" the cold temperature? A. Brine B. Water C. Coolant D. Refrigerant

D. Refrigerant

Biomass Energy: Which of the following is not an energy crop? A. Poplars B. Willows C. Switchgrass D. Rice Straw

D. Rice Straw

Clicker Question: Which is NOT a basic need of humans? A. Air B. Food C. Water D. Sanitation

D. Sanitation

Wind: Which of these cannot increase the efficiency of a wind mill ? A. Variable speed drives B. Advanced aerodynamic blades C. Taller towers D. Smaller rotors

D. Smaller rotors

Efficiency and Accounting: In a car, the non-useful, waste energy output is in the form of __________ energy. A. Radiation B. Mechanical C. Chemical D. Thermal / heat

D. Thermal/heat

Solar Energy: Which of the following is not a passive solar design for residential heating A. Roof overhangs B. Planting deciduous trees on south side C. House facing south D. Use of fans or pumps to deliver heat

D. Use of fans or pumps to deliver heat

Efficiency and Accounting: In the US, we rely less on energy from ____________ than in earlier decades? A. Natural gas B. Petroleum C. Nuclear D. Wood

D. Wood

Clicker Question: Which United States industry is a heavy energy user? A. Chemical products B. Oil refining C. Paper making D. Metal refining E. Each of these industries is a heavy energy user

E. Each of these industries is a heavy energy user

Clicker Question: 90% of home heating in this country uses _______ or _______ as the energy sources. A. Fuel oil and propane B. Natural gas and propane C. Natural gas and fuel oil D. Coal and fuel oil E. Natural gas and electricity

E. Natural gas and electricity

Energy Fundamentals: Which of the following is NOT a basic need of a human being? A. Air B. Food C. Water D. Shelter E. None of the above

E. None of the above

Biomass Energy: Transesterification is the process used to convert vegetable oil to biodiesel. A) True B) False

A) True

Fossil Fuel Overview and Coal: How many hydrogen atoms are present in coal for one carbon atom? A. 0.8 B. 2 C. 4 D. 15

A. 0.8

USA Uses of Energy: What fraction of home energy is used for lighting in the US? A. 1/4 B. 1/2 C. 1/3 D. 1/10

A. 1/4

Energy Fundamentals: A women moves a box through a distance of 10m. What is the work done if the force applied is 10N? A. 100 J B. 50 J C. 0 J D. None of the above

A. 100 J

Energy Fundamentals: How many calories is 1 food calorie equivalent to? A. 1000 B. 1,000,000 C. 100 D. 10,000

A. 1000

Solar Energy: Presently, solar cells have efficiency of about A. 15-20% B. 5% C. 80% D. 40%

A. 15-20%

Wind: What is the practical efficiency of wind energy ? A. 20 - 40% B. 50% C. 60% D. 30%

A. 20 - 40%

Fossil Fuel Overview and Coal: Approximately, what percentage of world coal reserves does United States possess? A. 25% B. 40% C. 10% D. 60%

A. 25%

Petroleum: The performance of gasoline with octane number 87 is similar to the performance of a fuel containing A. 87% octane 13% heptane B. 13% octane C. 87% heptane D. 13% octane 87% heptane

A. 87% octane 13% heptane

Clicker Question: What is energy? A. A property of matter that can be converted into work, heat or radiation B. Force times displacement or distance C. A property of matter that cannot be converted into work, heat or radiation D. Heat or temperature

A. A property of matter that can be converted into work, heat or radiation

USA Uses of Energy: What is the best way to cut home heating or cooling bills? A. Add Insulation B. Close Windows C. Put up Curtains D. Move to a Warmer Climate

A. Add Insulation

Efficiency and Accounting: Which energy conversion device typically has the lowest energy efficiency? A. Automobile engine B. Electric motor C. Home oil furnace D. Steam boiler

A. Automobile engine

USA Uses of Energy: What do industries use to generate steam and hot water? A. Boiler fuel B. Process heat C. Electricity D. All of the above

A. Boiler fuel

Petroleum: Based on what property does the distillation column separate crude oil into different fractions? A. Boiling point B. Melting point C. Viscosity D. Porosity

A. Boiling point

USA Uses of Energy: What is the unit used to measure the amount of cooling needed in summer time? A. CDD B. Degree Celcius C. HDD D. Degree Kelvin

A. CDD

Efficiency and Accounting: The potential energy stored in the bonds that hold molecules together is called ________ energy. A. Chemical B. Thermal C. Kinetic D. Nuclear

A. Chemical

Clicker Question: A half-pound of propane is burned in a grill on a patio. This is an example of what energy type changing into what other energy type? A. Chemical into heat/thermal B. Potential into kinetic C. Heat into chemical D. Kinetic into heat

A. Chemical into heat/thermal

Efficiency and Accounting: Which primary energy resource contributes the most to the production of electricity in the US? A. Coal B. Hydroelectric C. Nuclear D. Natural gas

A. Coal

Electricity: Which of the following primary energy resources contributes the most to the production of electricity? A. Coal B. Nuclear C. Hydroelectric D. Natural gas

A. Coal

Fossil Fuel Impacts: Which fossil fuel contributes the most to SO2 emissions? A. Coal B. Diesel C. Gasoline D. Natural gas

A. Coal

Fossil Fuel Impacts: Which fossil fuel contributes the most to particulate matter emission? A. Coal B. Petroleum C. Natural gas

A. Coal

USA Uses of Energy: How is light produced? A. Collision of moving particle with the atom B. Destruction of the nucleus C. Rotation of electrons around the nucleus

A. Collision of moving particle with the atom

Electricity: Which power plant uses both gas and steam turbine to produce electricity? A. Combined cycle power plant B. Gas turbine power plant C. Cogeneration power plant D. Hydroelectric power plant

A. Combined cycle power plant

USA Uses of Energy: Which component in the refrigerator raises the temperature of the refrigerant? A. Compressor B. Heat Exchanger C. Expansion valve D. Fan

A. Compressor

Energy Fundamentals: Which of the following is the only direct use of electrical energy without converting it to another form? A. Defibrilator B. Heater C. Laptop D. Light bulb

A. Defibrilator

Fossil Fuel Overview and Coal: Which of the following properties is not measured during Proximate analysis of coal? A. Density B. Moisture C. Volatile matter D. Ash

A. Density

Petroleum: What is the separation of materials based on differences in the volatility called? A. Distillation B. Cracking C. Coking D. Reforming

A. Distillation

Clicker Question: A kilowatt-hour (kWh) is a unit of A. Electrical Energy B. Power C. Work

A. Electrical Energy

Fossil Fuel Impacts: Particulate emissions from power plants can be controlled by using A. Electrostatic precipitator B. Catalytic converter C. Burners D. None of the above

A. Electrostatic precipitator

Efficiency and Accounting: A pound of chicken contains 306 Calories of chemical energy. 3,439 Calories were used to produce and deliver that chicken to you. This 3,439 Calories is an example of A. Embedded Energy B. Energy Efficiency C. Energy Return on Energy Invested - EROI D. An externality

A. Embedded Energy

Clicker Question: "My backyard solar collectors produce 350 kWh of electricity." Am I talking about energy or power? A. Energy B. Power C. Neither D. Both

A. Energy

Energy Fundamentals: What is the capacity to do work known as? A. Energy B. Enthalpy C. Efficiency D. Entropy

A. Energy

Efficiency and Accounting: Energy demand is a/an A. Exponential function - the longer it goes, the more rapidly it grows B. Linear function - it goes up steadily over time C. Sine function - it goes up and down predictably, in cycles D. Logarithmic function - the longer it goes, the less rapidly it grows

A. Exponential function - the longer it goes, the more rapidly it grows

Nuclear Energy: A nuclear reactor is said to be operating in "critical" condition, if A. Fission occurs at a constant rate B. Fission occurs at increasing rate C. It is ready to explode D. Fission occurs at a decreasing rate

A. Fission occurs at a constant rate

USA Uses of Energy: What type of bulbs are mainly used for security lighting, car headlights and sports events ? A. Halogen light bulbs B. LEDs C. Incandescent light bulbs D. Fluorescent light bulbs

A. Halogen light bulbs

Solar Energy: Which of the following is not used for passive heating and cooling of homes? A. Heat Exchanger B. Conduction C. Radiation D. Convection

A. Heat Exchanger

Geothermal: What does a heat pump use the ground as in the winter? A. Heat source B. Heat sink C. Water site D. Thermostat

A. Heat source

Biomass Energy: Which of the following properties is a disadvantage of use of ethanol over gasoline for transportation fuel? A. Heating value B. Biodegradable C. Vapor pressure D. Octane number

A. Heating value

Energy Fundamentals: Which of the following is a unit of energy? A. Joules B. Watt C. Foot D. All of the above

A. Joules

Energy Fundamentals: The unit of electrical energy is? A. Kilowatt-hour B. Newton C. Joules D. Electron-volt

A. Kilowatt-hour

Clicker Question: In an electricity generation plant, a spinning generator produces electricity. This is an example of what energy type changing into what other energy type? A. Kinetic into electricity B. Chemical into electricity C. Kinetic into potential D. Kinetic into chemical

A. Kinetic into electricity

Petroleum: What does a higher octane number signify? A. Lesser likelihood of knocking B. Higher likelihood of knocking C. Location of place where the fuel comes from D. Age of the fuel

A. Lesser likelihood of knocking

Nuclear Energy: Radioactive decay due to alpha particle emission results in A. Loss of two protons and two neutrons B. Loss of one proton and three neutrons C. Loss of three proton and one neutron D. None of the above

A. Loss of two protons and two neutrons

Petroleum: Crude oil recovered from deep oil reservoirs tend to have A. Low sulfur content B. High sulfur content C. Larger hydrocarbon chains D. Higher viscosity

A. Low sulfur content

Efficiency and Accounting: In a car, the useful energy output is in the form of __________ energy. A. Mechanical B. Chemical C. Radiation D. Thermal / heat

A. Mechanical

Fossil Fuel Impacts: Ground level ozone is formed because of the reaction of hydrocarbon in the presence of sunlight with A. NOx B. CO C. CO2 D. SO2

A. NOx

USA Uses of Energy: Which energy source is used most for US home heating? A. Natural Gas B. Electricity C. Coal D. Oil

A. Natural Gas

Electricity: In a gas turbine power plant, which fuel is burned to run the turbine? A. Natural gas B. Petroleum C. Coal D. water

A. Natural gas

USA Uses of Energy: Where do you think would the heating degree days would be the highest? A. North Pole B. Houston C. Equator D. State College

A. North Pole

Clicker Question: In some rocks in a mountain, Uranium decays into daughter elements, and the rocks are slightly warmed. This is an example of what energy type changing into what other energy type? A. Nuclear into heat/thermal B. Electrical into mechanical/kinetic C. Nuclear into chemical D. Thermal into nuclear

A. Nuclear into heat/thermal

Petroleum: Which hydrocarbons have straight or branched chains of carbon atoms? A. Paraffins B. Cycloparaffins C. Aromatics D. None of the above

A. Paraffins

Fossil Fuel Overview and Coal: Which of the following properties are not used in ranking of coal? A. Porosity B. Calorific value C. Volatile matter content D. None of the above

A. Porosity

Energy Fundamentals: What is the type of energy contained in the water stored behind a dam? A. Potential B. Electrical C. Chemical D. Kinetic

A. Potential

Energy Fundamentals: What is the type of energy that a body possesses by virtue of its physical position? A. Potential B. Radiation C. Thermal D. Kinetic

A. Potential

USA Uses of Energy: What happens during compression in a refrigerator? A. Pressure increases and Temperature increases B. Pressure increases and Temperature decreases C. Pressure decreases and Temperature increases D. Pressure decreases and Temperature decreases

A. Pressure increases and Temperature increases

Solar Energy: Insulating drapes A. Prevents heat loss if they are open in the morning and closed in the night during winter B. Prevents heat loss if they are closed in the morning and are opened in the night during winter C. Prevents heat gain if they are open in the morning and closed at night in summer D. None of the above

A. Prevents heat loss if they are open in the morning and closed in the night during winter

Petroleum: Which of the following recovery methods takes advantage of significant oil pressure in the reservoir? A. Primary B. Secondary C. Tertiary

A. Primary

USA Uses of Energy: How can passive energy be utilized? A. Put more windows on the sunny side of the house (south) B. Plant deciduous trees on the north side of the house. C. Put larger windows on the north side. D. Both B & C

A. Put more windows on the sunny side of the house (south)

Clicker Question: Energy flowing away from an object through infrared electromagnetic radiation is called? A. Radiant heat flow B. Conductive heat flow C. Convective heat flow D. All of the above

A. Radiant heat flow

Efficiency and Accounting: In a light bulb, the useful energy output is in the form of __________ energy. A. Radiation B. Mechanical C. Chemical D. Thermal / heat

A. Radiation

Petroleum: Which place converts crude oil into useful products such as gasoline, fuel oil, waxes or asphalt? A. Refinery B. Drilling Rig C. Reservoir D. Mine

A. Refinery

Petroleum: Which of the following processes change the shape of a molecule? A. Reforming B. Cracking C. Distillation D. Coking

A. Reforming

USA Uses of Energy: Which one of the following regions will have a high CDD or cooling degree days? A. Regions with high annual average temperatures B. Regions with low annual average temperatures. C. Regions with moderate annual average temperatures. D. None of the above

A. Regions with high annual average temperatures

Efficiency and Accounting: The quantity of an energy source that is known to exist and that can be economically recovered is called? A. Reserve B. Asset C. Supply D. Resource

A. Reserve

USA Uses of Energy: Which of the following consumes most of energy in the commercial sector? A. Space Heating B. Lighting C. Water Heating D. Other

A. Space Heating

USA Uses of Energy: Which is the largest portion of energy consumed by homes? A. Space heating B. Lighting & appliances C. Water heating D. Air conditioning

A. Space heating

Wind: What are the disadvantages of wind? A. Storage of energy B. Nonrenewable C. High pollution D. All of the above

A. Storage of energy

Wind: What is the Betz limit? A. The limit of the efficiency of the turbine B. The limit of how big a wind turbine can be C. The limit on the number of turbines the world can use D. The limit of how fast a turbine can spin

A. The limit of the efficiency of the turbine

Fossil Fuel Impacts: NOx emission from combustion of natural gas is primarily due to A. Thermal NOx B. Fuel NOx C. Prompt NOx D. Does not contribute to emission

A. Thermal NOx

Electricity: What is the energy conversion that takes place in a turbine in a power plant? A. Thermal energy to mechanical energy B. Thermal energy to electricity C. Chemical energy to Thermal energy D. Mechanical energy to electricity

A. Thermal energy to mechanical energy

Efficiency and Accounting: In a light bulb, the non-useful, waste energy output is in the form of __________ energy. A. Thermal / heat B. Radiation C. Mechanical D. Chemical

A. Thermal/heat

Efficiency and Accounting: What is doubling time? A. Time during which the initial quantity increases by a factor of two B. Radioactivity C. A measure of radioactive decay D. Time it takes for a radioactive sample to decrease to half the original mass

A. Time during which the initial quantity increases by a factor of two

Biomass Energy: Addition of ethanol to gasoline reduces the amount of emissions from the fuel. A. True B. False

A. True

Biomass Energy: Amount of CO and particulate matter emissions from biodiesel is less compared to petroleum diesel. A. True B. False

A. True

Biomass Energy: An ideal biomass cycle does not produce any net carbon emissions. A. True B. False

A. True

Biomass Energy: Bagasse is an agricultural waste product obtained from sugarcane. A. True B. False

A. True

Biomass Energy: Corn can be used to produce ethanol. A. True B. False

A. True

Biomass Energy: Energy crops are cultivated primarily for biomass production. A. True B. False

A. True

Biomass Energy: Ethanol has a higher octane number than gasoline. A. True B. False

A. True

Biomass Energy: High heating value or gross calorific value is the amount of energy released by complete combustion of 1 lb of fuel. A. True B. False

A. True

Biomass Energy: In a waste to energy plant, significant amounts of ash are produced. A. True B. False

A. True

Biomass Energy: Pyrolysis is the process of heating biomass in the absence of air. A. True B. False

A. True

Biomass Energy: Syngas can be produced from biomass by reaction with steam. A. True B. False

A. True

Biomass Energy: The amount of ash content is an important parameter in determining the quality of biomass fuel? A. True B. False

A. True

Biomass Energy: The production of ethanol and biodiesel in United States is increasing. A. True B. False

A. True

Biomass Energy: Waste to energy plants require removal of all toxic vapors using flue gas scrubbing to prevent air pollution. A. True B. False

A. True

Clicker Question: Fossil fuel extraction and transportation gives us the great majority (~85%) of our energy. It gives us almost 100% of our energy-industry injuries and fatalities. A. True B. False

A. True

Clicker Question: Human development (health, nutrition, education, housing) and a high level of energy use are correlated - we rarely see one without the other. A. True B. False

A. True

Clicker Question: Natural gas is primarily moved around via pipeline. A. True B. False

A. True

Clicker Question: The Middle Eastern countries are sitting on major natural gas reserves in addition to all their petroleum. A. True B. False

A. True

Clicker Question: The high pressures and temperatures deep underground relentlessly break hydrocarbon molecules into smaller and smaller molecules. Methane is the smallest stable hydrocarbon. A. True B. False

A. True

Clicker Question: There are perhaps 500-1,000 times as much natural gas on Earth as is currently listed as proven reserves. A. True B. False

A. True

Clicker Question: Transportation in the United States is built almost entirely on liquid fuels from petroleum. A. True B. False

A. True

Electricity: A Cogeneration power plant generates both electric power and useful thermal energy from the same fuel source. A. True B. False

A. True

Electricity: A generator works on the principle of electromagnetic induction. A. True B. False

A. True

Electricity: A step down transformer is used to decrease high voltage from transmission lines to low voltage (110V) so it can be distributed to homes and businesses. A. True B. False

A. True

Electricity: Central distribution uses coal, nuclear, hydropower or gas powered plants to generate and transmit electricity over long distances. A. True B. False

A. True

Electricity: Distributed generation reduces the amount of energy lost in transmitting electricity, as electricity is produced very near to the place where it is used. A. True B. False

A. True

Electricity: Electric current is a measure of flow of electric charge. A. True B. False

A. True

Electricity: Electrical energy is measured in terms of KWh A. True B. False

A. True

Electricity: Electricity can be generated from fossil fuels. A. True B. False

A. True

Electricity: Electricity can be generated using a magnetic field. A. True B. False

A. True

Electricity: High voltage transmission lines are used to carry electricity over long distances. A. True B. False

A. True

Electricity: In a nuclear power plant, nuclear reactions are used for converting water into steam. A. True B. False

A. True

Electricity: Wind turbine converts the kinetic energy of air into mechanical energy through the rotation of blades. A. True B. False

A. True

Energy Fundamentals: Energy can be converted from one form to another. A. True B. False

A. True

Energy Fundamentals: Energy is a property of matter that can be converted into work, heat or radiation. A. True B. False

A. True

Energy Fundamentals: Work can be converted to heat or thermal energy. A. True B. False

A. True

Fossil Fuel Impacts: Atmospheric air at high temperatures can be a source for NOx emissions. A. True B. False

A. True

Fossil Fuel Impacts: CO emission from automobiles is a function of speed. A. True B. False

A. True

Fossil Fuel Impacts: CO emissions from automobiles are reduced with the help of catalytic converters. A. True B. False

A. True

Fossil Fuel Impacts: Greenhouse gases absorb the infrared radiation from earth and re-emits in all direction to cause warming of the lower atmosphere. A. True B. False

A. True

Fossil Fuel Impacts: Inhalation of particulate matter pollutants results in respiratory diseases. A. True B. False

A. True

Fossil Fuel Impacts: NOx emission is responsible for acid rain. A. True B. False

A. True

Fossil Fuel Impacts: NOx emission is the most difficult primary pollutant to control. A. True B. False

A. True

Fossil Fuel Impacts: Particles about the size of wavelength of visible light (0.1 - 1 micron) are responsible for reduced visibility due to significant scattering of light. A. True B. False

A. True

Fossil Fuel Impacts: Particles smaller than 2.5 micrometers are more dangerous for human health as they penetrate deeper into the lungs. A. True B. False

A. True

Fossil Fuel Impacts: Particulate emission can be reduced by using electrostatic precipitators. A. True B. False

A. True

Fossil Fuel Impacts: SO2 contributes significantly to particulate emissions. A. True B. False

A. True

Fossil Fuel Impacts: SO2 contributes significantly to the formation of acid rain. A. True B. False

A. True

Fossil Fuel Impacts: Scattering of light by particles leads to decrease in visibility. A. True B. False

A. True

Fossil Fuel Impacts: The transportation sector is the main source for CO emission. A. True B. False

A. True

Fossil Fuel Impacts: Thermal NOx is mainly formed due to the combustion of atmospheric nitrogen at temperatures greater than 1000 C. A. True B. False

A. True

Fossil Fuel Overview and Coal: Carbonization is the process of heating coal in the absence of air to produce coke. A. True B. False

A. True

Fossil Fuel Overview and Coal: Economic feasibility and geological assurances are two important variables that differentiate resources and reserves. A. True B. False

A. True

Fossil Fuel Overview and Coal: Fossil fuels are formed due to the interruption of the decay process in the carbon cycle. A. True B. False

A. True

Fossil Fuel Overview and Coal: Heating value of coal increases with increase in the rank of coal? A. True B. False

A. True

Fossil Fuel Overview and Coal: In a fluidized bed combustion, fine coal particles are "fluidized" and burnt using a jet of hot air. A. True B. False

A. True

Fossil Fuel Overview and Coal: In deep mining, coal seams are buried several hundred feet to 1000 ft. deep under the ground. A. True B. False

A. True

Fossil Fuel Overview and Coal: Kerogens are produced from algae, planktons and higher plants with the help of decomposition by bacteria. A. True B. False

A. True

Fossil Fuel Overview and Coal: Large sized coal pieces can be used during the Stoker combustion process. A. True B. False

A. True

Fossil Fuel Overview and Coal: Lignite is the youngest ranked coal. A. True B. False

A. True

Fossil Fuel Overview and Coal: Surface mining requires the removal of top soil and layers of rock to expose beds of coal. A. True B. False

A. True

Fossil Fuel Overview and Coal: The starting point of the formation of fossil fuels is the transformation of decaying organic matter to kerogen. A. True B. False

A. True

Geothermal: Binary Geothermal Power Plants and Flash Steam Power Plants differ in the amounts of emissions they produce. A. True B. False

A. True

Geothermal: Geothermal electricity generation has less than 5% of the CO2 emissions as coal fired generation. A. True B. False

A. True

Geothermal: Geothermal energy is energy contained below the Earth's surface. A. True B. False

A. True

Geothermal: Geothermal energy saves more on fuel costs compared to traditional energy. A. True B. False

A. True

Geothermal: Geothermal generates less carbon monoxide than coal power plants. A. True B. False

A. True

Geothermal: Geothermal heat pumps are more efficient than boilers to heat our homes. A. True B. False

A. True

Hydroelectric Energy: A penstock carries water to a turbine. A. True B. False

A. True

Hydroelectric Energy: Hydroelectric schemes are an obstacle to fish migration? A. True B. False

A. True

Hydroelectric Energy: Recreation is the main purpose of US dams? A. True B. False

A. True

Natural Gas: Coal bed methane occurs in coal mines. A. True B. False

A. True

Natural Gas: Natural gas is mainly transported in pipelines under high pressure. A. True B. False

A. True

Natural Gas: The sweetening process removes H2S. A. True B. False

A. True

Natural Gas: Wet natural gas contains other hydrocarbons. A. True B. False

A. True

Nuclear Energy: A breeder reactor produces new fissionable material at a faster rate than it consumes such material. A. True B. False

A. True

Nuclear Energy: A nuclear chain reaction occurs due to faster rate of production of neutrons as compared to their consumption. A. True B. False

A. True

Nuclear Energy: A pressurized water reactor (PWR) uses water under high pressure as the coolant to remove heat generated by a nuclear chain reaction. A. True B. False

A. True

Nuclear Energy: Atomic number is the number of protons in an atom. A. True B. False

A. True

Nuclear Energy: Beta decay results in increase of the atomic number by 1. A. True B. False

A. True

Nuclear Energy: Beta decay results in the conversion of a neutron to proton in the nucleus. A. True B. False

A. True

Nuclear Energy: Elements with shorter half-live times are more dangerous because they emit a lot of radiation in a very short period of time. A. True B. False

A. True

Nuclear Energy: Gamma ray emissions results in no change in mass number and atomic number. A. True B. False

A. True

Nuclear Energy: Gamma rays can be emitted during radioactive decay. A. True B. False

A. True

Nuclear Energy: Half-life is the time required for a radioactive material to decay to half its original quantity. A. True B. False

A. True

Nuclear Energy: In a pressurized water reactor, the water used in the steam generator never comes in contact with the nuclear reactor. A. True B. False

A. True

Nuclear Energy: Most of the nuclear power reactors are in the eastern United States A. True B. False

A. True

Nuclear Energy: Natural background radiation contributes nearly 85% of our total annual exposure. A. True B. False

A. True

Nuclear Energy: Nuclear fusion requires an enormous amount of energy input to bring two positively charged nuclei together. A. True B. False

A. True

Nuclear Energy: Radioactivity is the process of emission of radiation from unstable nuclei to gain stability A. True B. False

A. True

Nuclear Energy: The Three Mile Island reactor was a pressurized water reactor. A. True B. False

A. True

Nuclear Energy: The binding energy of an atom is the amount of energy required to break up its nucleus into individual components. A. True B. False

A. True

Nuclear Energy: U-238 and Th-232 are considered "fertile" because they can be used to produce fissionable isotopes. A. True B. False

A. True

Petroleum: Flash point is the temperature at which the oil starts to ignite. A. True B. False

A. True

Petroleum: Hydrogen content in petroleum is far greater than in coal. A. True B. False

A. True

Petroleum: Larger molecules tend to have a higher boiling point. A. True B. False

A. True

Petroleum: One barrel of oil (42 gallons) produces more than a barrel of products. A. True B. False

A. True

Petroleum: Petroleum contains lesser amount of oxygen atoms than coal does. A. True B. False

A. True

Petroleum: Pour point is the temperature at which the oil starts to flow. A. True B. False

A. True

Petroleum: Smaller molecules tend to have lower viscosity A. True B. False

A. True

Petroleum: The United states consumes double the amount of oil that it produces. A. True B. False

A. True

Petroleum: Viscosity, density and odor are properties that are all related to the geological history of crude oil. A. True B. False

A. True

Solar Energy: Active and Passive solar heating can be used to provide heat for our homes A. True B. False

A. True

Solar Energy: Active solar heating involves the use of auxiliary power device to take advantage of sun's heat. A. True B. False

A. True

Solar Energy: Air or water is pumped to collect and deliver the sun's heat inside the house during the process of active solar heating? A. True B. False

A. True

Solar Energy: Concentrating sun's heat using tracking mirrors can produce much higher temperature than parabolic trough A. True B. False

A. True

Solar Energy: Electricity produced from a solar power plant can be used to meet peak load power requirements A. True B. False

A. True

Solar Energy: Passive solar design takes advantage of bricks, stones and dark tiles inside the house to absorb and trap heat A. True B. False

A. True

Solar Energy: Solar cell consists of a junction of p-type and n-type semiconductor A. True B. False

A. True

Solar Energy: Solar cells directly converts solar energy into electricity? A. True B. False

A. True

Solar Energy: Solar energy can be used to provide space heating and electricity A. True B. False

A. True

Solar Energy: Solar power plant collects and concentrates energy from the sun to generate steam A. True B. False

A. True

Solar Energy: The sun's peak position (zenith) is lower during winter and much higher during summer A. True B. False

A. True

Solar Energy: When sunlight strikes a solar cell, light of certain wavelength will knock out electrons from semiconductor, thereby producing electric current A. True B. False

A. True

USA Uses of Energy: Passive home heating needs no external fuel or electricity. A. True B. False

A. True

Wind: A wind vane is used to move the wind mill in the direction of the wind. A. True B. False

A. True

Wind: The higher the wind velocity, the higher will be the power output. A. True B. False

A. True

Wind: Wind is caused by the uneven heating of the earth's atmosphere. A. True B. False

A. True

Nuclear Energy: Which of the following is not radioactive? A. U-238 B. Pu-239 C. U-232 D. U-235

A. U-238

Wind: Which country produced the most wind energy in the world in 2008? A. US B. China C. Canada D. Germany E. Italy

A. US

Wind: What is wind caused by? A. Uneven heating of the Earth's atmosphere B. Tide patterns C. Birds flapping wings D. The pull of the moon

A. Uneven heating of the Earth's atmosphere

Petroleum: Which of the following media is used in secondary recovery method? A. Water B. Air C. Steam D. Oil

A. Water

Energy Fundamentals Which of the following is a unit of power? A. Watt B. Grams C. Kilograms D. Newton

A. Watt

USA Uses of Energy: Which of the following is the biggest factor in home heating and cooling? A. Weather B. Location C. Size of House D. Elevation

A. Weather

Geothermal: The temperature of the interior of the Earth is lower than at the surface. A) True B) False

B) False

Nuclear Energy: Most of the energy released due to nuclear fission reaction is in the form of potential energy. A) True B) False

B) False

Nuclear Energy: The function of a moderator in a nuclear reactor is to A) absorb the neutrons B) slow down the neutrons C) dissipate heat D) all of the above

B) slow down the neutrons

Clicker Question: Ali has a Wii that consumes 10 Watts when NOT in use (standby mode). He uses the Wii two hours each day. What is his annual electricity bill while NOT using the Wii? Assume electricity costs $.12 per kWh. A. $876 B. $9.64 C. $0.09 D. $9,640

B. $9.64 Feedback: Wii is in standby mode for 22 hours/day, 365 days/yearWii is using 10 Watts for 8,030 hours per year or 80,300 Watt-hours80.3 kWhs80.3 * $.12 = $9.64

Efficiency and Accounting: Three energy conversion processes take place in succession. The first has an efficiency of 51%, the second is 50% efficient, and the third 10%. What is the efficiency of the entire process? A. 0.0128 B. 0.0255 C. 0.37 D. 1.11

B. 0.0255

Efficiency and Accounting: If the energy input of a system is 200 calories and its useful output is 36 calories, what is the efficiency of the system? A. 0.78 B. 0.18 C. 0.69 D. 0.7931

B. 0.18

Clicker Question: If the energy input of a system is 87 calories and its output is 69 calories, what is the efficiency of the system? A. 0.18 B. 0.7931 C. 0.78 D. 0.2069 E. 0.2609

B. 0.7931

Hydroelectric Energy: Approximately what percentage of US energy is hydroelectric? A. 1% B. 10% C. 48% D. 70%

B. 10%

Clicker Question: I can get 100 BTUs of energy from the ground by using 5 BTUs of energy to drill an oil well and pump the oil. This Energy Return on Energy Invested (EROI) is A. 5% 5/100 B. 20 100/5 C. 20% 100/5 D. Not enough information given

B. 20 100/5

Geothermal: What is the approximate current U.S. geothermal power plants total generating capacity? A. 1700 MW B. 2700 MW C. 3500 MW D. 1000 MW

B. 2700 MW

Efficiency and Accounting: An automobile engine gives 35,000 BTUs of mechanical energy from 100,000 BTUs of fuel. The transmission, axles and tires deliver 30,000 BTUs of mechanical energy to the highway, moving the car forward. What is the overall efficiency of this vehicle? A. 90% B. 30% C. 27,000 D. 27%

B. 30%

Wind: What does the Betz limit state the maximum efficiency of a wind turbine is? A. 25.8% B. 59.3% C. 65.4% D. 10%

B. 59.3%

Efficiency and Accounting: If the world demand for energy is growing at the rate of 10% per year, when would we expect the energy demand to be twice today's? A. 10 years B. 7 years C. 20 years D. 6 years

B. 7 years

Fossil Fuel Impacts: Which among the following is a secondary pollutant? A. CO B. Acid rain C. SO2 D. CO2

B. Acid rain

Fossil Fuel Overview and Coal: In a DAF basis analysis, which of the following properties are excluded A. Moisture and volatile matter B. Ash and moisture C. Moisture and carbon D. Ash and carbon

B. Ash and moisture

Solar Energy: Which of the following is a major disadvantage of using solar energy? A. All of the above B. Backup heating is necessary C. Causes air pollution D. Consumes lot of water

B. Backup heating is necessary

Fossil Fuel Overview and Coal: Most of the coal found in United States is A. Lignite coal B. Bituminous coal C. Anthracite coal D. Sub-bituminous coal

B. Bituminous coal

Fossil Fuel Impacts: Which among the following is not a primary pollutant? A. CO B. CO2 C. SO2 D. Particulate matter

B. CO2

Clicker Question: The amount of heat energy required to raise one gram of water by 1 degree Celsius is a? A. BTU (British Thermal Unit) B. Calorie C. Newton D. Kilogram

B. Calorie

Efficiency and Accounting: In the process of mining coal, the useful energy output is in the form of __________ energy. A. Radiation B. Chemical C. Thermal / heat D. Mechanical

B. Chemical

Energy Fundamentals: What is the form of energy contained in a battery? A. Potential B. Chemical C. Electrical D. Kinetic

B. Chemical

Clicker Question: The energy stored in the bonds that hold molecules together is called? A. Nuclear B. Chemical energy C. Potential energy D. Thermal energy or heat

B. Chemical energy

Energy Fundamentals: Which of the following energy transformations is not possible? A. Electrical to mechanical B. Chemical to nuclear C. Potential to kinetic D. Chemical to electrical

B. Chemical to nuclear

Hydroelectric Energy: Where is Three Gorges dam located? A. France B. China C. Brazil D. USA

B. China

USA Uses of Energy: Which one of the following lighting devices consumes the lowest amount of energy? A. Halogen bulb B. Compact fluorescent bulb C). Incandescent bulb

B. Compact fluorescent bulb

Clicker Question: Heat flowing away from an object through contact with another object is called A. Radiant heat flow B. Conductive heat flow C. Convective heat flow D. All of the above

B. Conductive heat flow

Efficiency and Accounting: What is the function of a generator in a power plant? A. Convert chemical energy to mechanical energy B. Convert mechanical energy to electrical energy C. Convert thermal energy to mechanical energy D. None of the above

B. Convert mechanical energy to electrical energy

Electricity: What is the function of a generator in a power plant? A. Convert chemical energy to mechanical energy B. Convert mechanical energy to electrical energy C. Convert thermal energy to mechanical energy D. None of the above

B. Convert mechanical energy to electrical energy

Petroleum: What is the process of breaking of heavy molecules into lighter hydrocarbons called? A. Distillation B. Cracking C. Coking D. Reforming

B. Cracking

Clicker Question: When my cell phone receives a text, the phone vibrates. This is an example of what energy type changing into what other energy type? A. Electric into chemical B. Electric into kinetic/mechanical C. Chemical into electric D. Potential into mechanical

B. Electric into kinetic/mechanical

Electricity: In a power plant, chemical energy is converted to what useful end product? A. Mechanical energy B. Electrical energy C. Thermal energy D. None of the above

B. Electrical energy

Clicker Question: Embedded energy is A. Chemical energy in the materials of an object - its fuel value B. Energy of whatever form that was required to produce an object C. Heat energy stored in an object D. Potential energy

B. Energy of whatever form that was required to produce an object

Biomass Energy: Amount of NOx emission from Biodiesel is negligible A. True B. False

B. False

Biomass Energy: Biomass has gross calorific value higher than coal. A. True B. False

B. False

Biomass Energy: Ethanol has a higher heating value than gasoline. A. True B. False

B. False

Biomass Energy: In the US, we have adequate amount of land to cultivate biomass to meet all our energy demands. A. True B. False

B. False

Biomass Energy: Production of bioethanol from corn is more efficient than from sugarcane. A. True B. False

B. False

Biomass Energy: The United States produces most of its bioethanol from sugarcane. A. True B. False

B. False

Biomass Energy: The amount of municipal waste generated per day is decreasing every day. A. True B. False

B. False

Biomass Energy: United States is the largest producer of energy from biomass consumption A. True B. False

B. False

Clicker Question: As we increase the amount of natural gas consumed each year, the 'life expectancy' of the fuel increases as well. A. True B. False

B. False

Clicker Question: Coal ash used to be a big pollutant but now it is captured and stored safely. A. True B. False

B. False

Clicker Question: Converting heat to mechanical energy is an efficient process. A. True B. False

B. False

Clicker Question: Exponential growth typically proceeds gradually and evenly - each new addition is pretty much like the previous one. A. True B. False

B. False

Clicker Question: It's easily possible to have a modern society without using any energy beyond heat from the sun and food and fuel from the fields and forests. A. True B. False

B. False

Clicker Question: Natural gas is the most versatile fossil fuel. A. True B. False

B. False

Clicker Question: The human activity (economy, etc.) can grow to any size - there is no limit. A. True B. False

B. False

Electricity: A standard steam power plant is more efficient than Cogeneration. A. True B. False

B. False

Electricity: A step-up transformer is used to decrease the voltage, so that electricity can be transmitted over long distances. A. True B. False

B. False

Electricity: Central distribution is more efficient than distributed generation for transmitting electricity. A. True B. False

B. False