Natural Resources & Energy

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What are biofuels?

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Biofuels are renewable energy sources made from once-living plants and animals.

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What is a renewable energy resource?

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A renewable energy resource is an energy source that will not run out in the next several hundred years.

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What is a problem associated with solar energy?

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A problem with solar energy is that it can be costly to build solar panels and infrastructure.

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What is a concern with wind energy?

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A concern with wind energy is that birds and bats may be threatened by wind turbines.

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What is hydroelectric energy?

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Hydroelectric energy generates electricity by turning a turbine through falling water stored from a dam.

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What is biomass?

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Biomass is organic material that comes from plants and animals, used as a renewable energy source.

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What are fossil fuels?

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Fossil fuels are nonrenewable energy sources formed from the remains of ancient plants and animals.

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What is geothermal energy?

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Geothermal energy is heat energy generated and stored in the Earth, used for heating and electricity.

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What is the main advantage of renewable energy?

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The main advantage of renewable energy is that it is sustainable and can be replenished naturally.

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What is a nonrenewable energy resource?

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A nonrenewable energy resource is an energy source that will eventually run out, such as coal or oil.