Environment chapter 10 quiz

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Electric power plants do not operate efficiently because:

A large amount of energy is lost as heat during generation and electricity is lost during transmission

Which of the following is an example of cogeneration?

A power plant takes steam left over after electricity production and uses it to heat buildings

Compared to development of new energy sources, energy efficiency and energy conservation:

A. Save energy for future use B. cost less and improve the economys productivity c. Improve the economy productivity d. all of these choices are correct e. cost less D

Which of the following practices will increase energy efficiency?

Changing incandescent light bulbs to compact fluorescent light bulbs.

Which of the following is an example of "demand-side management" by electric utility companies to help consumers save energy?

Giving away energy-efficient light bulbs to consumers

A "zero-net energy" building:

Produces as much as or more energy than it uses

A burning candle gives off more heat than a lit lightbulb. What can we conclude from this?

The light bulb converts energy into light more efficiently than the candle

Which of the following are possible methods of decreasing the amount of energy required to transport people to and from work?

a. working from home b. use of early or late start times for the workday c. satellite offices d. working fewer, but longer, workdays e. all of these are correct e

Energy intensity is defined as:

energy use per dollar of GDP

As a result of energy subsidies:

there is less incentive to conserve energy


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