Chemical and Physical Changes

Front

What is a Physical Change?

Back

A change that does not result in the formation of a new substance.

Front

What is a Chemical Change?

Back

A change that results in the formation of one or more new substances.

Front

Example of a Physical Change?

Back

Shattering a glass bottle.

Front

Example of a Chemical Change?

Back

Baking a cake.

Front

What happens to atoms in a Physical Change?

Back

The atoms remain the same; they do not rearrange.

Front

What happens to atoms in a Chemical Change?

Back

The atoms rearrange and bond differently to form new substances.

Front

Is melting ice a Physical or Chemical Change?

Back

Physical Change.

Front

Is rusting of iron a Physical or Chemical Change?

Back

Chemical Change.

Front

What is an example of a reversible Physical Change?

Back

Freezing and melting of water.

Front

What is an example of an irreversible Chemical Change?

Back

Burning wood.