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 thermal energy through direct contact between materials.

Front

What is convection?

Back

The transfer of thermal energy through the movement of fluids (liquids or gases) where warmer parts rise and cooler parts sink.

Front

What is radiation?

Back

The transfer of thermal energy through electromagnetic waves, which can occur in a vacuum.

Front

What is the best conductor of heat?

Back

Metal is the best conductor of heat.

Front

What happens to warm air in convection?

Back

Warm air rises because it is less dense than cool air.

Front

What happens to cool air in convection?

Back

Cool air sinks because it is denser than warm air.

Front

Give an example of conduction.

Back

A hot mug of cocoa warming the table it sits on.

Front

Give an example of convection.

Back

Boiling water where the hot water rises and the cooler water sinks.

Front

Give an example of radiation.

Back

The heat from the sun warming your skin.