Renewable & Nonrenewable Energy Sources

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What are fossil fuels?

Back

Fossil fuels are natural substances formed from the remains of ancient plants and animals, primarily consisting of coal, oil, and natural gas.

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Why are fossil fuels so widely used?

Back

They are easy to obtain and process.

Front

What happens when water flows through a dam?

Back

The water turns a turbine.

Front

What is geothermal energy?

Back

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

Front

What does 'geo' mean in geothermal?

Back

'Geo' means Earth.

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What does 'thermal' mean in geothermal?

Back

'Thermal' means heat.

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NGSS.MS-PS3-3

Front

What is a con of geothermal energy?

Back

High upfront cost.

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What are renewable energy sources?

Back

Renewable energy sources are energy sources that can be replenished naturally, such as solar, wind, and hydroelectric power.

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NGSS.MS-ETS1-2

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What are non-renewable energy sources?

Back

Non-renewable energy sources are energy sources that cannot be replenished in a short time, such as fossil fuels and nuclear energy.

Front

Why do we use non-renewable resources instead of renewable resources?

Back

They are less expensive and provide more energy.

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NGSS.HS-ESS3-2

NGSS.HS-ETS1-3