Review Forces

There are two types of forces:

• Pull and push.

• Magnetism and gravity.

• Gravity and weight.

• Contact and non-contact force.

What type of force is this boy using?

Who is going to win?

Why?

Is magnetism a contact or a non-contact force?

• Contact force

• Non-contact force

• None of them

• All of them

Magnets create...

• A north pole and south pole.

• A magnetic field.

• Attract.

• Repel.

When a magnet moves freely (like in a compass), what direction do you think the north pole points?

Opposite poles...

• Repel

• Attract

• They pull together.

• They push apart.

Same poles of a magnet...

• Repel

• Attract

• They pull together

• They push apart

Gravity is...

• A contact force

• A non-contact force

• Is a pull force

• Is a push force

How many times is the Earth bigger than the Moon?

• 8

• 9

• 6

• 4