Phase Changes

Front

What is the phase change of a solid to a liquid?

Back

melting

Front

What is it called when a solid turns directly into a gas?

Back

Sublimation

Front

Do all phase changes (changing states) require energy to be added or taken away?

Back

True

Front

Change from Gas to Solid is called...

Back

Deposition

Front

Change from gas to liquid...

Back

condensation

Front

Change from Liquid to Solid is called ...

Back

Freezing

Front

Change from liquid to gas is called....

Back

evaporation

Front

What happens to particles when energy is added (heated)?

Back

They speed up and spread out

Front

The phase change from water vapor to liquid water is known as...

Back

condensation

Front

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

Back

energy