Virginia SOL Science 5.9 Energy Resources

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What is a renewable resource?

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A resource that can be replaced naturally by the earth; they don't run out and can be renewed. Examples include solar, wind, and hydropower.

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What is pollution?

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The release of harmful materials into the environment.

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What are greenhouse gases?

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Gases in the atmosphere caused by burning fossil fuels that trap heat and increase Earth's average temperature.

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What is global warming?

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An increase in the average temperature of the earth's atmosphere that causes climate change.

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What is a non-renewable resource?

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Resources that cannot be replaced after they are used; they are limited and take millions of years to form. Examples include coal, oil, and natural gas.

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What is energy conservation?

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The practice of using less energy by being more efficient or reducing waste.

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What is hydropower?

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A renewable energy source that uses the energy of flowing water to generate electricity.

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What is solar energy?

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

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What is wind energy?

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Energy generated from the wind using turbines to produce electricity.

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What is biomass?

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Organic material that comes from plants and animals, which can be used as a renewable energy source.