Phase Changes

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

• freezing

• melting

• boiling

• condensation

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

• Sublimation
• Condensation
• Liquid

7. All phase changes (changing states) requires energy to be added or taken away.

• True
• False

Change from Gas to Solid is called........

• Sublimation
• Deposition
• Fusion
• condensation

Change from gas to liquid...

• condensation
• evaporation
• expansion
• movement

Change from Liquid to Solid is called ...

• fusion

• Freezing

• sublimation

• evaporation

Change from liquid to gas is called....

• expansion

• evaporation

• condensation

• sublimation

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

• They speed up and spread out

• They slow down and compress

• They stop moving

• They move closer together and speed up

What is sublimation?

• phase change between solid and liquid
• pahse change from gas to solid
• phase change from solid to gas
• phase change from solid to solid

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

• evaporation
• precipitation
• condensation
• sublimation