Heat, Temperature, & Phase Changes

Front

What is the phase change from water vapor to liquid water called?

Back

Condensation

Front

What happens to particles at absolute zero?

Back

They stop moving.

Front

What is the process called when water boils and turns into steam?

Back

Vaporizing

Front

What happens to particles when the temperature of matter increases?

Back

They speed up and move farther apart.

Front

What is happening to the particles in a substance when it is vaporizing?

Back

The particles are gaining energy and moving apart.

Front

What is the phase change from liquid to solid called?

Back

Freezing

Front

What is the phase change from solid to liquid called?

Back

Melting

Front

What is the process of a solid turning directly into a gas called?

Back

Sublimation

Front

What is the temperature at which a substance changes from solid to liquid?

Back

Melting point.

Front

What is the temperature at which a substance changes from liquid to gas?

Back

Boiling point.