Using Thermal Energy

Front

What is the source of most energy on Earth?

Back

The sun.

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What is the energy given off by the sun called?

Back

Solar energy.

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What do we call a material that can burn?

Back

Fuel.

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What is unneeded thermal energy called?

Back

Waste energy.

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter.

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Front

What is conduction?

Back

Conduction is the transfer of thermal energy through direct contact between materials.

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What is convection?

Back

Convection is the transfer of thermal energy through the movement of fluids (liquids and gases).

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What is radiation?

Back

Radiation is the transfer of energy through space by electromagnetic waves.

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What is an example of a renewable energy source?

Back

Solar energy is a renewable energy source.

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What is an example of a non-renewable energy source?

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Fossil fuels, such as coal and oil, are non-renewable energy sources.

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