Topic 2, Lesson 3 4-ESS3 Describe Renewable Energy

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What is renewable energy?

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Renewable energy is energy that comes from sources that can be replenished naturally, such as sunlight, wind, and water.

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What is geothermal energy?

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Geothermal energy is heat energy that comes from the Earth's interior, often used for heating and electricity.

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What is hydropower?

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Hydropower is energy generated from the movement of water, usually from rivers or dams.

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What is solar energy?

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Solar energy is energy that comes from the sun, which can be converted into electricity or heat.

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What is wind energy?

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Wind energy is energy generated from the wind using turbines to produce electricity.

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What does nonrenewable energy mean?

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Nonrenewable energy comes from sources that cannot be replenished in a short period, like coal, oil, and natural gas.

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Why is natural gas considered a fossil fuel?

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Natural gas is considered a fossil fuel because it is formed from the remains of ancient plants and animals over millions of years.

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What is the main advantage of using renewable energy?

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The main advantage of using renewable energy is that it helps reduce pollution and is sustainable for the environment.

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What is the impact of using coal on the environment?

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Using coal can lead to air pollution and contributes to climate change due to carbon emissions.

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What is the role of hydropower in renewable energy?

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Hydropower plays a significant role in renewable energy by providing a clean source of electricity from flowing water.