Which force always pulls downward on objects?

• Support force

• Friction force

• Gravity

• Air resistance

Tags

NGSS.MS-PS2-4

A force is described as...

• A push only

• A pull only

• A push or a pull

• None of the these

Describe the motion of a person not wearing a seat belt if the car stops suddenly.

• The person and car will stop together.

• The person will stop faster than the car because they are lighter.

• The car will stop and the person will keep moving forward because of inertia.

• The car will stop and the person will speed up.

Tags

NGSS.HS-PS2-1

The force that opposes motion between two objects that are touching.

• magnetism

• gravitation

• a machine

• friction

If you pull on the following objects with the same amount of force, on which object will you have the most effect on? 

• back pack

• desk
• pencil
• chair

Tags

NGSS.MS-PS2-2

An object in motion will stay in motion and an object at rest will stay at rest until an unbalanced force acts on it. Which law is this?

• 1st Law

• 2nd Law

• 3rd Law

• 4th Law

Force = Mass x Acceleration. What law is this?

• 1st Law

• 2nd Law

• 3rd Law

• 4th Law

Tags

NGSS.MS-PS2-2

For every action, there is an equal and opposite reaction. What law is this?

• 1st

• 2nd

• 3rd

• 4th

Tags

NGSS.MS-PS2-1

Another name for Newton's First Law of Motion is the Law of what?

• Momentum

• Inertia

• Mass

• Acceleration

Fill in the blank: The more mass an object has the more ________ you need to move it

• Mass

• Acceleration

• Objects

• Force

Tags

NGSS.MS-PS2-2