thermal energy

Front

What happens to molecules as heat moves through them?

Back

They begin to move faster.

Front

If butter at 80C is poured on popcorn at 60C, what will the temperature of both become?

Back

70C.

Front

Which color represents molecules moving the slowest?

Back

Blue.

Front

What happens to the heat energy in a room when an air conditioner is turned on?

Back

Energy cannot be destroyed, only transferred.

Front

What is thermal energy?

Back

The total kinetic energy of all the molecules in an object.

Front

How does temperature relate to the movement of molecules?

Back

Higher temperature means faster moving molecules.

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 and gases).

Front

What is radiation?

Back

The transfer of heat through electromagnetic waves.

Front

What happens to the temperature of a substance when it absorbs heat?

Back

The temperature increases.