Physical Science Review

Front

What does constant rate mean?

Back

Speed stays the same.

Front

What happens to an object when the temperature decreases?

Back

It contracts.

Front

What is used to determine an object's motion?

Back

The distance an object moves and the time it takes.

Front

What will happen when a 2-pound ball and a 3-pound ball are dropped from the same height?

Back

Gravity will cause them to fall at the same time.

Front

What is an example of a chemical change?

Back

Wood burning.

Front

What is gravity?

Back

A force that pulls objects toward each other.

Front

What is the difference between physical and chemical changes?

Back

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

Front

What is temperature?

Back

A measure of how hot or cold something is.

Front

What is mass?

Back

The amount of matter in an object.

Front

What is force?

Back

A push or pull on an object.