Renewable and Nonrenewable Resources

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What are fossil fuels?

Back

Fuels such as coal, oil, and natural gas that were formed over millions of years from decayed plants and animals.

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What type of energy is made by moving air?

Back

Wind energy.

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What is solar energy?

Back

Energy that comes from the sun.

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What does it mean to be efficient?

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Working in the best way with little wasted time or effort.

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What is oil?

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A flammable liquid made from organic matter buried under layers of sediments for millions of years.

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What are renewable resources?

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Resources that can be replenished naturally over time, such as solar, wind, and hydro energy.

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What is natural gas?

Back

A fossil fuel that is a flammable gas, primarily composed of methane, formed from decayed organic matter.

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What is coal?

Back

A solid fossil fuel formed from decayed plants that have been subjected to heat and pressure over millions of years.

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What is hydroelectric energy?

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Energy produced from the movement of water, typically through dams.

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What is geothermal energy?

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Energy derived from the heat stored beneath the Earth's surface.