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 by the movement of currents in liquids or gases.

Front

What is radiation?

Back

The transfer of thermal energy through empty space without the need for a medium.

Front

What is temperature?

Back

The average kinetic energy of all the particles in a material.

Front

What is an insulator?

Back

A material that does not conduct heat well.

Front

What is a conductor?

Back

A material that allows heat to pass through it easily.

Front

How does heat move in conduction?

Back

Heat moves from particles with higher temperature to particles with lower temperature.

Front

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

Back

The particles gain energy and move faster.

Front

What is the role of currents in convection?

Back

Currents help distribute heat throughout a liquid or gas.