Chemical and Physical Changes

Front

What is a physical change?

Back

A change in the form or appearance of a substance.

Front

What is a chemical change?

Back

A change in a substance that results in the formation of a new substance.

Front

Is melting ice a chemical or physical change?

Back

Physical change.

Front

Is burning wood a chemical or physical change?

Back

Chemical change.

Front

What happens during a chemical change?

Back

Molecules interact and change into a new substance.

Front

What is an example of a physical change?

Back

Ripping paper.

Front

What is an example of a chemical change?

Back

Digesting food.

Front

What is the difference between a chemical and physical change?

Back

Chemical changes create new substances; physical changes do not.

Front

Is cooking an example of a chemical or physical change?

Back

Chemical change.

Front

What is an example of a physical change that involves water?

Back

Ice melting.