Phase Changes

Front

What is required for all changes in the state of matter of a substance?

Back

Energy

Front

What is the phase change from water vapor to liquid water called?

Back

Condensation

Front

What do we call the change of state from a liquid to a solid?

Back

Freezing

Front

What happens to molecules when energy is added?

Back

They speed up and spread out.

Front

What is melting?

Back

The change from solid to liquid.

Front

What is the phase change from solid to liquid called?

Back

Melting

Front

What is the phase change from liquid to gas called?

Back

Evaporation

Front

What is the phase change from gas to solid called?

Back

Deposition

Front

What happens during condensation?

Back

Gas turns into liquid.

Front

What happens during freezing?

Back

Liquid turns into solid.