Thermal Energy Transfer

Front

What is thermal energy transfer?

Back

The process of heat moving from one object or substance to another.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is convection?

Back

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

Front

What is radiation?

Back

The transfer of heat through electromagnetic waves, without the need for a medium.

Front

Give an example of conduction.

Back

Ironing a shirt, where heat is transferred from the iron to the fabric.

Front

Give an example of convection.

Back

Warm air rising and cool air sinking in a room.

Front

Give an example of radiation.

Back

Feeling the warmth of the sun on your skin.

Front

What happens to air when it is heated?

Back

It becomes less dense and rises.

Front

What happens to air when it is cooled?

Back

It becomes denser and sinks.

Front

How does a thermos keep drinks hot or cold?

Back

It minimizes heat transfer through conduction, convection, and radiation.