Chemical and Physical Changes in Matter

Front

What are the three states of matter?

Back

Liquid, solid, and gas.

Front

What is a chemical change?

Back

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

Front

What is a physical change?

Back

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

Front

Give an example of a chemical change.

Back

Wood burning.

Front

Give an example of a physical change.

Back

Water freezing into ice.

Front

What happens during a chemical change?

Back

Atoms rearrange to form new substances.

Front

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

Back

Chemical changes create new substances; physical changes do not.

Front

What is an example of a physical change involving a mixture?

Back

Dissolving salt in water.

Front

What is an example of a chemical change involving a gas?

Back

Baking soda reacting with vinegar and releasing carbon dioxide.

Front

What is the definition of matter?

Back

Anything that has mass and takes up space.