Unit 1 Flashcard: Phases of Matter

Front

What are the three main phases of matter?

Back

Solid, Liquid, Gas.

Front

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

Back

Melting.

Front

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

Back

Vaporization.

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 solid?

Back

Freezing.

Front

What is the term for the energy required to change the state of a substance?

Back

Latent heat.

Front

What happens to the kinetic energy of particles during melting?

Back

Kinetic energy increases.

Front

What happens to the kinetic energy of particles during freezing?

Back

Kinetic energy decreases.

Front

What is the relationship between temperature and phase changes?

Back

Temperature remains constant during phase changes.

Front

What is the significance of the phase diagram?

Back

It shows the states of matter at different temperatures and pressures.