Thermal Energy

Front

What is thermal energy?

Back

Thermal energy is the total kinetic energy of the particles in a substance, which determines its temperature.

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Front

What are the three methods of heat transfer?

Back

Conduction, Convection, and Radiation.

Front

Define conduction.

Back

Conduction is the transfer of heat through direct contact between materials.

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Front

Define convection.

Back

Convection is the transfer of heat through the movement of fluids (liquids or gases) caused by differences in temperature.

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Front

Define radiation.

Back

Radiation is the transfer of heat in the form of electromagnetic waves, such as light.

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Front

What is an example of conduction?

Back

An ice cube melting in a person’s hand.

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Front

What is an example of convection?

Back

A furnace heating the air in a room.

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Front

What is an example of radiation?

Back

The sun heating water in a swimming pool.

Front

How does heat move?

Back

Heat moves from warm places to cooler places.

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Front

What happens to particles in a substance when it is heated?

Back

The particles gain energy and move faster.

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