Phase Changes

Front

What is the phase change from a solid to a liquid called?

Back

Melting

Front

What is the phase change from a liquid to a solid called?

Back

Freezing

Front

What happens to particles when they are heated?

Back

They speed up and spread out.

Front

True or False: All phase changes require energy to be added or taken away.

Back

True

Front

Which state of matter has molecules that slide past each other but stay close together?

Back

Liquid

Front

What is the phase change from a liquid to a gas called?

Back

Vaporization

Front

What is the phase change from a gas to a liquid called?

Back

Condensation

Front

What is the phase change from a solid directly to a gas called?

Back

Sublimation

Front

What is the phase change from a gas directly to a solid called?

Back

Deposition

Front

What happens to the energy of particles during melting?

Back

Energy is absorbed.