MID-TERM REVIEW #3

Front

What is Newton's Third Law of Motion?

Back

For every action, there is an equal and opposite reaction.

Front

What force always pulls objects down towards the Earth?

Back

Gravity.

Front

What type of energy is stored in a stretched or compressed object?

Back

Elastic potential energy.

Front

What is kinetic energy?

Back

The energy of an object in motion.

Front

What happens to elastic potential energy when a bungee jumper is at the end of the stretch?

Back

It is converted to kinetic energy.

Front

If a stack of books exerts a force of 50 N on a shelf, how much force does the shelf exert back?

Back

50 N, because of Newton's Third Law.

Front

What is gravitational potential energy?

Back

The energy an object has due to its height above the ground.

Front

What is an example of a force that can be felt when an object is thrown?

Back

The force of impact.

Front

What happens to the energy of a diver when they jump off a diving board?

Back

Potential energy is converted to kinetic energy as they fall.

Front

What is the relationship between force and motion?

Back

A force causes an object to move or change its motion.