EVR 1001 chapter 15- Questions and Answers
1. the amount of ener- The bars on the graph are not of equal width. What does the width of each
gy saved by an invest- bar represent?
ment, in kilowatt-hours
per year
2. about 2,000 kilo- How much energy would be saved by adding insulation to ceilings?
watt-hours/year
3. about $.08 per kilo- What is the cost of conserved energy for compact fluorescent lighting?
watt-hour
4. adding insulation to Which of these energy investments is the least expensive to install?
ceilings
5. triple paned windows Which of the following energy investments would be cost-effective to
install?
6. about 9,000 kilo- How much energy would the family save by investing in all of the features
watt-hours per year that are cost-effective at the current price of energy?
7. Investing in a solar If the cost of energy rose to $.18 per kilowatt-hour, which of the following
hot water heating and would be true?
a ground source heat
pump would become
cost-effective.
8. Burning coal heats wa- How does a coal-fired power plant use the energy in coal to produce
ter and creates steam electricity?
that turns the blades
of a turbine and gener-
ates electricity.
9.
1/8
, EVR 1001 chapter 15- Questions and Answers
the release of carbon What environmental problem that contributes to global warming is ad-
dioxide into the atmos- dressed by using amine solutions to treat the fumes of a coal-burning
phere power plant?
10. deep underground cav- Once the carbon dioxide is captured from the fumes of a coal-burn-
erns ing power plant, something must be done with it. The option with the
least environmental impact involves releasing the carbon dioxide into
.
11. one train car (wagon) One-quarter of Scotland's electricity is generated by the third-largest
coal-fired power station in Europe. In just three minutes, this power plant
uses of coal.
12. carbon dioxide Many pollutants from coal-fired power plants are properly managed
today. Which of the following is currently considered to be the biggest
threat to the environment?
13. solar All fossil fuels, including coal, are considered an indirect form of
energy.
14. generator Where is electricity made at a coal-fired power plant?
15. It almost always in- During peak usage, what happens to the cost of electricity?
creases.
16. black What color smoke coming from a coal-fired power plant would indicate
wasted fuel?
17. coal All of the following, are forms of renewable energy EXCEPT:
18. Natural gas Which of the following is a nonrenewable energy source?
19. China
2/8
1. the amount of ener- The bars on the graph are not of equal width. What does the width of each
gy saved by an invest- bar represent?
ment, in kilowatt-hours
per year
2. about 2,000 kilo- How much energy would be saved by adding insulation to ceilings?
watt-hours/year
3. about $.08 per kilo- What is the cost of conserved energy for compact fluorescent lighting?
watt-hour
4. adding insulation to Which of these energy investments is the least expensive to install?
ceilings
5. triple paned windows Which of the following energy investments would be cost-effective to
install?
6. about 9,000 kilo- How much energy would the family save by investing in all of the features
watt-hours per year that are cost-effective at the current price of energy?
7. Investing in a solar If the cost of energy rose to $.18 per kilowatt-hour, which of the following
hot water heating and would be true?
a ground source heat
pump would become
cost-effective.
8. Burning coal heats wa- How does a coal-fired power plant use the energy in coal to produce
ter and creates steam electricity?
that turns the blades
of a turbine and gener-
ates electricity.
9.
1/8
, EVR 1001 chapter 15- Questions and Answers
the release of carbon What environmental problem that contributes to global warming is ad-
dioxide into the atmos- dressed by using amine solutions to treat the fumes of a coal-burning
phere power plant?
10. deep underground cav- Once the carbon dioxide is captured from the fumes of a coal-burn-
erns ing power plant, something must be done with it. The option with the
least environmental impact involves releasing the carbon dioxide into
.
11. one train car (wagon) One-quarter of Scotland's electricity is generated by the third-largest
coal-fired power station in Europe. In just three minutes, this power plant
uses of coal.
12. carbon dioxide Many pollutants from coal-fired power plants are properly managed
today. Which of the following is currently considered to be the biggest
threat to the environment?
13. solar All fossil fuels, including coal, are considered an indirect form of
energy.
14. generator Where is electricity made at a coal-fired power plant?
15. It almost always in- During peak usage, what happens to the cost of electricity?
creases.
16. black What color smoke coming from a coal-fired power plant would indicate
wasted fuel?
17. coal All of the following, are forms of renewable energy EXCEPT:
18. Natural gas Which of the following is a nonrenewable energy source?
19. China
2/8
