Heat Transfer

Front

What is heat transfer?

Back

Heat transfer is the movement of thermal energy from one object or substance to another due to a temperature difference.

Front

True or False: Heat transfer occurs from cooler objects to warmer objects.

Back

False

Front

What is conduction?

Back

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

Front

What is convection?

Back

Convection is the transfer of heat through fluids (liquids and gases) caused by the movement of the fluid itself.

Front

What is radiation?

Back

Radiation is the transfer of heat in the form of electromagnetic waves, which can occur through empty space.

Front

Example of conduction:

Back

A piece of cheese melting as heat is transferred from hot meat to the cheese.

Front

Example of convection:

Back

Taking a hot air balloon ride, where hot air rises and cool air descends.

Front

Example of radiation:

Back

Feeling the warmth of the sun on your skin.

Front

What is the primary method of heat transfer in liquids?

Back

Convection.

Front

What is the primary method of heat transfer in solids?

Back

Conduction.