APES Ch. 13 Practice exam

11. Which source for biodiesel production utilizes the least amount of energy to produce the greatest yield of fuel per hectare of land? A. Algae B. Switchgrass C. Corn D. Soybeans E. Sugar cane

a

15. What is one benefit of using geothermal energy rather than the kinetic energy of water to generate electricity? A. Geothermal energy does not cause flooding. B. Geothermal energy is available in any location. C. Geothermal energy requires a specific locale. D. Geothermal energy does not require any water. E. Geothermal energy never releases dangerous gases.

a

17. Which country is the world's leading producer of hydroelectricity? A. China B. Brazil C. United States D. France E. South Africa

a

18. South-facing windows are an example of A. passive solar design. B. active solar energy. C. geothermal design. D. thermal inertia. E. wind power.

a

12. Which is the largest dam in the world? A. Hoover Dam, United States B. Three Gorges Dam, China C Itaipu Dam, Brazil and Paraguay D. Cragside Dam, England E. Guri Dam, Venezuela

b

13. The region of the United States that has the highest solar radiation per day is A. the upper Midwest. B. the desert southwest. C. the temperate grasslands. D. the coastal plains. E. the deciduous forest region.

b

14. One of the biggest limitations to the wide scale use of geothermal energy is the need for A. large amounts of water. B. a suitable site. C. an area with warm water temperatures. D. a cooling system. E. a large amount of land.

b

19. Which type of energy resource uses heat from radioactive decay deep within Earth to heat water and spin turbines? A. Tidal power B. Geothermal energy C. Biomass D. Hydroelectric power E. Solar energy

b

20. Which type of energy is utilized to produce tidal power? A. Radiation B. Kinetic energy C. Solar energy D. Potential energy E. Heat energy

b

23. Which is the largest component of energy generated from renewable sources in the United States? A. Wind B. Biomass C. Hydroelectric D. Solar E. Nuclear

b

10. More than 75 percent of U.S. renewable energy is provided by A. biomass and wind energy. B. wind energy and geothermal energy. C. biomass and hydroelectric energy. D. hydroelectric energy and geothermal energy. E. solar energy and hydroelectric energy.

c

16. Put the items below in correct sequence for using wind to generate electricity. 1 - A generator converts mechanical energy into electrical energy. 2 - Wind turns the wind turbine blade. 3 - A gear box transfers mechanical energy to a generator. 4 - Electricity is transferred to the grid. A. 1-2-3-4 B. 2-1-3-4 C. 2-3-1-4 D. 2-4-3-1 E. 4-2-3-1

c

21. Tidal power can only be generated A. during the day. B. in locations with high radioactivity. C. in locations with a large difference between high and low tides. D. if there is a technological breakthrough. E. when the Moon is directly overhead.

c

24. Which would NOT save energy? A. Using Energy Star electronics and appliances B. Using public transportation instead of private vehicles C. Replacing fluorescent bulbs with incandescent bulbs D. Applying sustainable design principles to new construction E. Charging electricity customers according to a tiered rate system

c

6. A community has 200,000 homes and 1% of those homes have Plasma televisions. How many kWh of excess energy are being consumed in a year (365 days) by the households that use plasma televisions rather than Energy Star LCD televisions? A. 350,000 kWh B. 524,000 kWh C. 818,000 kWh D. 1,168,000 kWh E. 4.906,000 kWh

c

1. Which would NOT be classified as biomass? A. Straw B. Animal dung C. Charcoal D. Uranium E. Wood

d

22. What is a benefit of flex-fuel vehicles? A. Increased gas mileage B. Lower cost fuel C. Smaller net CO2 emissions D. The ability to run on both gasoline and E-85 E. Use of arable land to grow ethanol sources

d

25. Which source of biofuel cannot currently be used at a large scale because of its high cellulose content? A. Corn B. Soybeans C. Sugarcane D. Switchgrass E. Algae

d

3. LED bulbs are six times as efficient as incandescent bulbs. If a household replaced ten 100-watt bulbs with LED bulbs, how many watts would be saved? A. 175 watts B. 400 watts C. 600 watts D. 833 watts E. 1,700 watts

d

4. Utility companies can best reduce peak demand events by A. building power plants with larger generating capacity. B. implementing rolling blackouts. C. keeping an ample supply of coal on hand. D. allowing customers to pay lower prices for energy when peak demand is low. E. using renewable sources to generate peak electricity needs.

d

5. If both the LCD televisions are on for 4 hours per day for one month (30 days) how much less energy does the Energy Star television use during that time? A. 400 kWh B. 100 kWh C. 120 kWh D. 12 kWh E. 1.2 kWh

d

7. Which energy sources is Sun-driven? I. Wind power II. Biodiesel III. Geothermal A. I only B. II only C. III only D. I and II E. I, II, and III

d

8. Which is NOT a benefit of green roofs? A. A green roof serves as insulation for the structure. B. A green roof has a cooling effect on the structure and its surroundings. C. A green roof improves the overall air quality of the surroundings. D. A green roof captures water. E. A green roof is very heavy.

d

9. What percent of the U.S. energy needs are served by nonrenewable energy sources? A. 7 percent B. 60 percent C. 84 percent D. 93 percent E. 99 percent

d

2. Governments can encourage energy conservation by I. raising taxes on fossil fuel use. II. offering tax credits to replace old appliances with new energy-efficient appliances. III. investing in smart grid technology. A. I only B. II only C. I and III D. II and III E. I, II, and III

e