Science Milestone Review

Front

What is a physical change?

Back

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

Front

How are electromagnets different from regular magnets?

Back

Electromagnets can be turned on and off.

Front

What type of charge does a proton have?

Back

Positive.

Front

Is rusting a bicycle a chemical or physical change?

Back

Chemical change.

Front

Is glass breaking a chemical or physical change?

Back

Physical change.

Front

What is a chemical change?

Back

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

Front

What are the two main types of changes in matter?

Back

Physical changes and chemical changes.

Front

What happens to the properties of a substance during a physical change?

Back

The properties may change, but the substance remains the same.

Front

What is an example of a physical change?

Back

Melting ice.

Front

What is an example of a chemical change?

Back

Burning wood.