Phase changes

Front

Change from liquid to gas?

Back

Vaporization

Front

Change from liquid to solid?

Back

Freezing

Front

When temperature rises, particles...

Back

speed up and move farther apart.

Front

When temperature decreases, particles...

Back

slow down and move closer together.

Front

Changes in the state of matter require:

Back

Energy

Front

Effect of heating on particles

Back

Speed up and spread out

Front

Melting is ...

Back

solid to liquid

Front

Freezing is...

Back

Liquid to solid.

Front

Changes in the state of matter require addition or subtraction of:

Back

energy

Front

Drops of water on a cold glass on a warm day are an example of?

Back

condensation