Physical and Chemical Changes

Front

What is a physical change?

Back

A physical change is a change that does not result in a new substance. Examples include cutting, bending, or dissolving.

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of one or more new substances. Examples include rusting, burning, and spoiling food.

Front

Is squeezing oranges to make orange juice a physical or chemical change?

Back

Physical Change

Front

What happens to water when enough heat is removed?

Back

It will become a solid (ice).

Front

Is spoiling food a physical or chemical change?

Back

Chemical Change

Front

What is an example of a physical change?

Back

Cutting your hair.

Front

What is an example of a chemical change?

Back

Burning wood.

Front

What is the difference between physical and chemical changes?

Back

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

Front

What happens to ice when heat is added?

Back

It melts into water, which is a physical change.

Front

What is an example of a reversible physical change?

Back

Freezing and melting of water.