Chapter 13 Quiz Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Which of the following is the correct type of energy utilized to produce tidal power? a. Radiation b. Kinetic energy c. Solar energy d. Potential energy e. Heat energy 2. Which of the following would NOT be classified as biomass? a. Straw b. Animal dung c. Charcoal d. Uranium e. Wood 3. Governments can encourage energy conservation by I. Raising taxes on fossil fuel use II. Offering tax credits for replacing old appliances with new ones III. Investing in smart grid technology a. I only b. II only c. I and III only d. II and III only e. I, II, and III 4. 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. 1700 watts 5. An important aspect of utility companies is reducing peak demand events. This is best accomplished by a. building power plants with larger generating capacity. b. implementing rolling black outs. 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 Table 13-1 Type of Television On Mode Power Rating 50 Plasma Television 400 watts 52 LCD Television 220 watts 52 LCD Energy Star Television 120 watts
6. Use Table 13-1. If the cost of electricity is $0.10 per kwh and both LCD televisions are used for four hours per day for the period of one year (365 days), how much less does the Energy Star model cost for that year? a. $480 b. $146 c. $120 d. $14.60 e. $1.46 7. Use Table 13-1. If a community has 200,000 homes and 1% of those homes have Plasma televisions, how many kwh of excess energy are being consumed every year (365 days) than if those homes had Energy Star LCD televisions instead? a. 350,000 kwh b. 524,000 kwh c. 818,000 kwh d. 1,168,000 kwh e. 4.906,000 kwh 8. Which of the following are Sun-driven energy types? I. Wind power II. Biodiesel III. Geothermal a. I only b. II only c. III only d. I and II only e. I, II, and III 9. All of the following are benefits of Green roofs EXCEPT 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. all of the above are beneficial e. none of the above are benefits of "green roofs"
Figure 13-1 10. Use Figure 13-1. By looking at the chart above, what percent of the US energy needs are served by nonrenewable energy sources? a. 7% b. 60% c. 84% d. 93% e. 99% 11. Use Figure 13-1. More than 80% 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 12. Because it utilizes the least amount of energy to produce the greatest yield per hectare of land per quantity of fuel, is the most sustainable choice for biodiesel production. a. algae b. switchgrass c. corn d. soybeans e. sugar cane 13. The largest dam in the world,, can generate almost 85,000,000,000 kwh of electricity per year. a. The U.S. s Hoover Dam b. China s Three Gorges Dam c. Brazil's and Paraguay's Itaipu Dam d. England s Cragside Dam e. Venezuela s Guri Dam
Figure 13-2 Where Does My Money Go? The annual energy bill for a typical single home is approximately $2,200. 14. Use Figure 13-2. If a typical home was able to cut its heating costs by 25%, about how much money would it save per year? a. $15.95 b. $85.35 c. $159.50 d. $550.00 e. $638.00 15. Use Figure 13-2. Which of the following increases in efficiency would save a typical household the most money? a. Increase heating efficiency by 5%. b. Use 25% less energy for lighting. c. Increase cooling efficiency by 12%. d. Acquire appliances that are 15% more efficient. e. Reduce electronics usage by 50%
Figure 13-3 16. Use Figure 13-3. The region of the US 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 17. Use Figure 13-3. What is the best estimate of the highest amount of solar radiation available in the U.S.? a. 15.5 kwh/m 2 /day b. 10 kwh/m 2 /day c. 7 kwh/m 2 /day d. 4.5 kwh/m 2 /day e. 2.5 kwh/m 2 /day 18. 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
19. A benefit of geothermal energy over hydroelectric energy when generating electricity is that geothermal energy a. does not cause flooding b. is available in any location c. requires a specific locale d. does not require any water e. never releases dangerous gases Figure 13-4 Wind Generation 20. Use Figure 13-4. If the trend from 2006 to 2007 continued, approximately how many kwh would have been generated in 2008? a. 36 x 10 6 b. 36 x 10 9 c. 42 x 10 6 d. 42 x 10 9 e. 68 x 10 9 21. The country that generates the most electricity from wind energy is a. China b. Denmark c. The United States d. Germany e. Spain
22. Put the items below in correct sequence for the generation of electricity using the wind 1 generator converts mechanical energy into electrical energy 2 wind turns the wind turbine blade 3 the gear box transfers mechanical energy to the 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 23. Which country is the world s leading producer of hydroelectricity? a. China b. Brazil c. United States d. France e. South Africa 24. South-facing windows are an example of a. passive solar design b. active solar energy c. geothermal design d. thermal inertia e. wind power 25. Using heat from radioactive decay deep within Earth to heat water to spin turbines is an example of a. tidal power b. geothermal energy c. biomass d. hydroelectric power e. solar energy 26. 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 27. The benefit of flex-fuel vehicles is a. increased gas mileage b. burning of only fossil carbon c. smaller net CO 2 emissions d. the ability to run on both gasoline and E-85 e. stabilized food prices
28. In the United States, only approximately 7% of the energy use is from renewable energy sources. Which of the following is the largest component of that 7%? a. Wind energy b. Biomass c. Hydroelectric d. Solar energy e. Nuclear 29. Which of the following would NOT be a method for saving substantial amounts of energy? a. Purchasing Energy Star electronics and appliances b. Using public transportation instead of private vehicles c. Replacing fluorescent bulbs with incandescent bulbs in buildings d. Applying sustainable design principles to new construction e. Charging electricity customers according to a tiered rate system 30. Which of the following sources 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
Chapter 13 Quiz Answer Section MULTIPLE CHOICE 1. ANS: B PTS: 1 DIF: M MSC: Definitional 2. ANS: D PTS: 1 DIF: E MSC: Concept based 3. ANS: E PTS: 1 DIF: E MSC: Concept based 4. ANS: D PTS: 1 DIF: M MSC: Analytical thinking 5. ANS: D PTS: 1 DIF: M MSC: Concept based 6. ANS: D PTS: 1 DIF: M MSC: Analytical thinking 7. ANS: C PTS: 1 DIF: D MSC: Analytical thinking 8. ANS: D PTS: 1 DIF: E MSC: Definitional 9. ANS: D PTS: 1 DIF: E MSC: Concept based 10. ANS: D PTS: 1 DIF: E MSC: Analytical thinking 11. ANS: C PTS: 1 DIF: E MSC: Analytical thinking 12. ANS: A PTS: 1 DIF: E MSC: Fact based 13. ANS: B PTS: 1 DIF: E MSC: Fact based 14. ANS: C PTS: 1 DIF: M MSC: Analytical thinking 15. ANS: B PTS: 1 DIF: M MSC: Analytical thinking 16. ANS: B PTS: 1 DIF: E MSC: Analytical thinking 17. ANS: C PTS: 1 DIF: M MSC: Analytical thinking 18. ANS: B PTS: 1 DIF: M MSC: Fact based 19. ANS: A PTS: 1 DIF: E MSC: Fact based 20. ANS: D PTS: 1 DIF: M MSC: Analytical thinking 21. ANS: C PTS: 1 DIF: E MSC: Fact based 22. ANS: C PTS: 1 DIF: E MSC: Fact based 23. ANS: A PTS: 1 DIF: E MSC: Fact based 24. ANS: A PTS: 1 DIF: E MSC: Concept based 25. ANS: B PTS: 1 DIF: E MSC: Definitional 26. ANS: C PTS: 1 DIF: E MSC: Fact based 27. ANS: D PTS: 1 DIF: E MSC: Definitional 28. ANS: B PTS: 1 DIF: E MSC: Fact based 29. ANS: C PTS: 1 DIF: E MSC: Concept based 30. ANS: D PTS: 1 DIF: M MSC: Fact based