Force and Motion Review

Front

A force can____________.

Back

make an object move, make a moving object stop moving, slow an object down, all of the above.

Front

A force that pulls objects to the ground is called __________.

Back

gravity.

Front

Friction is a force that ______ against an object to slow its motion.

Back

pushes.

Front

True or False: Friction helps objects to move easier.

Back

False.

Front

If two boys are pulling with the same amount of force, what will happen?

Back

They will not move at all.

Front

What is the definition of force?

Back

A push or pull on an object.

Front

What is gravity?

Back

The force that pulls objects toward the center of the Earth.

Front

What does friction do?

Back

It opposes the motion of an object.

Front

What happens to an object when a net force is applied?

Back

It accelerates in the direction of the net force.

Front

What is the unit of force?

Back

Newton (N).