Week 10- CMS Chemical and Physical Changes 1

Front

What is a physical change?

Back

A change in the way a substance looks or feels.

Front

What is a chemical change?

Back

A change that creates a new substance.

Front

Give an example of a physical change.

Back

Crumpling a piece of paper.

Front

Give an example of a chemical change.

Back

Burning wood.

Front

What happens to iron when it rusts?

Back

It undergoes a chemical change.

Front

What is a sign of a chemical change?

Back

A foul smell coming from a mixture.

Front

What is the difference between a physical and chemical change?

Back

Physical changes do not create new substances, while chemical changes do.

Front

Is boiling water a physical or chemical change?

Back

Physical change.

Front

Is freezing lemonade a physical or chemical change?

Back

Physical change.

Front

What is an example of a reversible physical change?

Back

Melting ice.