Characteristic Properties:Boiling, Melting, Freezing-

Front

What is the boiling point of a substance?

Back

The temperature at which a liquid turns into a gas.

Front

What is the state of matter with no definite shape and no definite volume?

Back

Gas.

Front

What happens to a substance's energy when it is boiling?

Back

The substance is gaining energy.

Front

What is the change of state from a liquid to a solid called?

Back

Freezing.

Front

Which of the following is NOT an example of a physical change: crumpled paper, pencil sharpening, shrunken clothing, sour milk?

Back

Sour milk.

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 evaporation?

Back

The process of a liquid turning into a gas.

Front

What is condensation?

Back

The process of a gas turning into a liquid.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change does not alter the substance's chemical composition, while a chemical change does.