ch 16-18

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largest consumer of coal

China

initial cause was a tsunami and made worse by human error

Fukushima

The __ sets standards to minimize the surface effects of coal mining on the enviroment

Surface Mining Control and Reclamation Act of 1977

Tidal power, hydrogen fuel cells, and ocean thermal energy conversion sare sources of __ engery

alternative

A hybrid car uses

an efficient gasoline engines and an electric motor

The order to power machines, the energy in fuels is often converted into __ energy, b/c __ is more convenient to use

electrical, electricty

A photovoltaic cell converts that suns energy into

electricity

The price of nearly every product or service that you use reflects the cost of __

energy content

The percentage of energy put into a system that does useful work is

energy efficiency

acid mine drainage

harms or kills aquatic life

Passive solar heating uses energy from the sun to __ a home directly

heat

which of the following is a disadvantage of hydroelectric plants

high construction costs

A geothermal power plant can be used to generate electricity

in areas where deposits of water are heated inside Earth

most of the energy consumed in the US is used for

industrial purposes

In the US, which of the following would increase energy efficiency

insulating homes and businesses

Which of the following is an advantage of nuclear energy

it does not produce air pollution

The fossil fuel with the least environmental impact is

natural gas

which of the following is not a method of subsurface mining

open-pit-mining

Oil and natural gas result from

the decay of tiny marine organisms that accumulated on the ocean floor millions of years ago

One disadvantage of wind energy is that

the difficulty of transporting the energy from its source to where it is needed

the first step in surface coal mining is

to remove and set aside the soil hat covers the area to be mined

Energy consumption can be reduced by all the following except

turning the thermostat up in wintertime

which of the following is an advantage of using fossil fuels for energy

versatility in their uses

The fastest growing source of energy in the world is ___

windpower

which of the following is a major source of biomass fuel in developing countries

wood and dung

What % of the commercial energy used in the US is wasted

84%

much of the oil and natural gas in the US is located in

Alaska, Texas,Cali, and gulf od mexico

Radiation contaminated Ukraine and Eastern Europe

Chernobyl

The _ regulates the release of hazardous substances into the air, soil,and water by mining

Comprehensive Response Compensation and Liability Act

controls the majority of the world's oil supply

OPEC

How is electricity generated in a coal-fired power plant

The heat generated from burning coal turns water into steam, which turns a turbine, thus running the electric generator

has the largest reserves of coal: consumes that most oil in the world for transportan

US

Residents of the __ and__ enjoy some of the lowest gasoline taxes in the world

US, Canada

Renewable energy from sources that

are constantly being formed

Evaporites most commonly form in

arid regions where rates of evaporation are high

using gasohol or ethanol from corn in vehicles is an ex. of using __ fuel

biomass

Habitat loss, soil erosion, and air pollution are disadvantages of which renewable energy source

biomass fuel

which of the following is not a main use of fuel

cooking

Which is our best immediate energy option

cut out unnecessary energy waste by improving energy efficiency

The suitability of a fuel for each application depends on cost, safety, by products,__ and __

energy, availibity

78% of their electricity is produced from nuclear

france

Dredging streambeds may be an effective technique for minging

gold

Gangue minerals

have no commercial value

which country uses the least amount of energy per person

kenya

over 500 million gallons of toxic ash?slurry spilled into the emory river

kingston,Tn

A fuel's suitability is dependent on all the following factors except

magnetism

Which of the following are minerals that contain valuable substances

ore minerals

cells that convert solar energy directly into electricity are called

photocolatic cells

Collapse of __ can lead to subsidence

pillars in abandoned mines

When operated properly, nuclear plants release lee __ than coal-fired power plants do

pollution

A geothermal power plant gets energy by

pumping heated water or steam from rock formations

Reclamation is the process of

returning land to its original or better condition after mining

Which of the following is a water contaminant that can cause acid mine drainage

sulfuric acid

Wind, plant growth, and the water cycle are powered by ___

sunlight

coal is formed when

swamplands are buried by sediment

Governments use__to manipulate the energy playing field

tax breaks subsidies regulations


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