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

When two or more substances combine to make a new chemical substance.

Front

Which is an example of a physical change?

Back

Ripping paper.

Front

Which of the following isn't a chemical change?

Back

Boiling water.

Front

Is fireworks a chemical or physical change?

Back

Chemical.

Front

What happens during a chemical change?

Back

A new substance is formed.

Front

What happens during a physical change?

Back

The substance's form or appearance changes, but its chemical composition remains the same.

Front

Can a physical change be reversed?

Back

Yes, many physical changes can be reversed.

Front

Can a chemical change be reversed?

Back

Usually, chemical changes cannot be easily reversed.

Front

What is an example of a chemical change?

Back

Baking bread.