Phase Change Review

Front

What happens to energy when a liquid changes to a gas?

Back

Energy is gained.

Front

Which state of matter has the least energy?

Back

Solid.

Front

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

Back

Condensation.

Front

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

Back

Melting.

Front

True or False: Gases must always go through the liquid phase to get to the solid phase.

Back

False.

Front

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

Back

Evaporation.

Front

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

Back

Freezing.

Front

What are the three main states of matter?

Back

Solid, Liquid, Gas.

Front

What happens to the energy of a substance during melting?

Back

Energy is gained.

Front

What happens to the energy of a substance during freezing?

Back

Energy is lost.