Physical and Chemical Properties Practice

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances.

Front

What is a physical property?

Back

A physical property is a characteristic of a substance that can be observed or measured without changing the substance's identity.

Front

What is a chemical property?

Back

A chemical property is a characteristic of a substance that becomes evident during a chemical reaction; it describes the substance's ability to undergo changes that transform it into different substances.

Front

Give an example of a physical change.

Back

An example of a physical change is melting ice into water.

Front

Give an example of a chemical change.

Back

An example of a chemical change is rust forming on iron.

Front

What is density?

Back

Density is a physical property defined as mass per unit volume of a substance.

Front

What is melting point?

Back

Melting point is the temperature at which a solid becomes a liquid at atmospheric pressure.

Front

Is boiling water a physical or chemical change?

Back

Boiling water is a physical change.

Front

Is burning wood a physical or chemical change?

Back

Burning wood is a chemical change.