Phase Changes

Front

What is the law of conservation of mass in relation to phase changes?

Back

Matter is not created nor destroyed during a phase change.

Front

What is the opposite process of evaporation?

Back

Condensation.

Front

Define phase change.

Back

The change of one state of matter to another.

Front

Do the chemical properties of a substance change during a phase change?

Back

No, the chemical properties do not change during a phase change.

Front

List the four major phase changes.

Back

Freezing, Melting, Condensation, Evaporation.

Front

What happens to the temperature of a substance during a phase change?

Back

The temperature remains constant during a phase change.

Front

What is melting?

Back

The process of a solid turning into a liquid.

Front

What is freezing?

Back

The process of a liquid turning into a solid.

Front

What is condensation?

Back

The process of a gas turning into a liquid.

Front

What is evaporation?

Back

The process of a liquid turning into a gas.