AP environment science Energy Resources and Consumption

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Energy

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The capacity to do work or produce change in a system.

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Power

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The rate at which energy is transferred or converted.

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Renewable energy

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Energy from sources that are naturally replenishing, such as solar, wind, and hydro.

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Nonrenewable energy

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Energy from sources that cannot be replenished in a short period, like fossil fuels.

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Fossil fuels

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Natural fuels formed from the remains of living organisms, including coal, oil, and natural gas.

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Coal

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A combustible black or brownish-black sedimentary rock used as a fuel source.

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Oil

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A liquid fossil fuel used primarily for transportation and heating.

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Natural gas

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A gaseous fossil fuel used for heating, electricity generation, and as industrial feedstock.

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Biomass

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Organic material used as a renewable energy source.

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Nuclear energy

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Energy released during nuclear fission or fusion.