4.7C - Alternative/Renewable Energy Resources - 5D

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What is alternative energy?

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Energy that comes from sources that are not depleted when used, such as solar, wind, and hydroelectric power.

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What is renewable energy?

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Energy that is generated from natural processes that are continuously replenished, such as sunlight, wind, and water.

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What is the main source of solar energy?

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The Sun.

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What is hydroelectric energy?

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

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What is geothermal energy?

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

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What are biofuels?

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Fuels made from organic materials, such as plants, that can be used for energy.

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What is wind energy?

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Energy generated from the movement of air, typically harnessed by wind turbines.

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What is the difference between renewable and non-renewable energy?

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Renewable energy can be replenished naturally, while non-renewable energy comes from sources that can be depleted, like coal and oil.

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What is an example of a non-renewable energy source?

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Burning coal in a power plant.

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What is solar power?

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Energy harnessed from sunlight using solar panels.