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12.2: Obtaining Energy Resources

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

energy efficiency

energy efficiency

The amount of useful work that is done by a unit of energy.
net energy

net energy

The amount of usable energy available from an energy resource.
net-energy ratio

net-energy ratio

The ratio between the useful energy present in a type of fuel, and the energy used to extract and process the fuel.

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Difficulty Level:

At Grade

Grades:

Date Created:

Feb 24, 2012

Last Modified:

Jun 25, 2015
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