Force and motion review

What is Friction?

• How much something weighs
• When 2 objects slide against each other
• How fast something is going

The force that two surfaces exert on each other when they rub against each other.

• Friction
• Gravity
• Weight
• Force

Is a force that pulls objects toward each other and down to the ground

• Force
• Friction
• Gravity
• weight

A push or pull that can change the position or motion of an object/material is --

• magnetism

• motion

• force

Magnetism is

• a force that acts in an opposite directions to movement

• act of applying force in order to move something away

• force of attraction that causes a magnetic material to move

a change in position is defined as

• force
• motion
• speed
• acceleration

a contact force is a force that

• touches 
• does not touch

Which of the following is an example of a contact force?

• magnetic forcee
• gravity 
• push
• air resistance 

Which of the following is an example of a non-contact force?

• pull
• magnetic  force 
• push

What force holds the planets in motion around the sun?

• Magnetic
• Electrical
• Gravitational
• Air Resistance