CHAPTER 16—ENERGY EFFICIENCY AND RENEWABLE ENERGYMULTIPLE CHOICE1. The best way to reduce our unnecessary waste of energy is to improve _____. a. solar cells b. hydroelectric power c. coal mining techniques d. energy efficiency e. hydrogen cells ANS: D PTS: 1 TOP: 16-1 Why Is Energy Efficiency an Important Energy Resource? KEY: Bloom's: Analyze 2. Unnecessary energy waste costs the United States an average of _____ 3. What percentage of the commercial energy used in the United States is wasted? 4. What percentage of the commercial energy used in the United States is wasted unnecessarily? 5. Which of the following is leastlikely to waste large amounts of energy and money when used? a. incandescent light bulbs b. internal combustion engine c. nuclear power plants d. coal-fired power plants
e. mass transit ANS: E PTS: 1 TOP: 16-1 Why Is Energy Efficiency an Important Energy Resource? KEY: Bloom's: Analyze 6. What is the leastfeasible method for industries to cut energy waste? 7. Switching the United States to a smart electric grid would save the U.S. economy what amount per year over the next 20 years? 8. The hidden costs of gasoline amount to how much per gallon? 9. What is not considered to be a hidden cost of a gallon of gasoline? a. government subsidies for oil companies b. tax breaks for car manufacturers and road builders c. research and development for hybrid cars d. cost of pollution control and cleanup e. costs of military protection of oil supplies in the Middle East ANS: C PTS: 1 TOP: 16-1 Why is Energy Efficiency an Important Energy Resource? KEY: Bloom's: Apply
