AP Environmental Science : Units and Conversions

Study concepts, example questions & explanations for AP Environmental Science

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Example Questions

Example Question #1 : Units And Conversions

The kilowatt-hour is a unit that is used to quantify __________.

Possible Answers:

energy use

rates of erosion and weathering

amounts of air pollution

rate of deforestation

changes in pH

Correct answer:

energy use


A kilowatt-hour is a unit of energy equal to one thousand watt-hours. A watt-hour is the amount of energy used to power a hypothetical device for one hour that requires one watt of energy to function. Thus, a kilowatt-hour is used to measure energy consumption.

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