Changes of State

Front

What happens to particles when heated?

Back

They speed up and spread out.

Front

What process causes water drops to form on a cold can on a hot day?

Back

Condensation.

Front

Which state of matter has particles that are closely packed but can move past each other?

Back

Liquid.

Front

What is sublimation?

Back

Phase change from solid to gas.

Front

Which form of matter does not take the shape of its container?

Back

Solid.

Front

What is the process called when a gas turns into a liquid?

Back

Condensation.

Front

What is the process called when a liquid turns into a gas?

Back

Vaporization.

Front

What is the state of matter where particles are far apart and move freely?

Back

Gas.

Front

What is freezing?

Back

The process of a liquid turning into a solid.

Front

What is melting?

Back

The process of a solid turning into a liquid.