Renewable Energy Flashcard

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What is renewable energy?

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Renewable energy is energy that comes from natural sources that can be replenished, such as sunlight, wind, rain, tides, waves, and geothermal heat.

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What is geothermal energy?

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Geothermal energy is heat that comes from the Earth's interior, which can be used to generate electricity or heat buildings.

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How does geothermal energy generate electricity?

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By heating groundwater.

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What is hydroelectric energy?

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Hydroelectric energy is electricity generated by using the force of moving water, typically from rivers or dams.

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How does hydroelectric energy generate electricity?

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By using the force of water.

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What is solar energy?

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Solar energy is energy from the sun that can be converted into thermal or electrical energy.

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What is the main advantage of renewable energy?

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It does not produce greenhouse gases.

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What are greenhouse gases?

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Greenhouse gases are gases that trap heat in the atmosphere, contributing to global warming, such as carbon dioxide and methane.

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What is wind energy?

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Wind energy is energy obtained from the wind, which can be converted into electricity using wind turbines.

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What is the importance of renewable energy?

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Renewable energy is important because it does not pollute and is abundant.