Newton's Laws

45 m/s² is the... 

• Mass
• Force 
• Acceleration
• weight

What unit do we measure force in? 

• Newtons
• Joules
• Force
• Don't know

Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them?

• first
• second
• third 
• fourth

With unbalanced forces, the object will move in the direction that the _______ force is being applied.

• larger 
• smaller 
• equal 

You push on a tree with 20 N of force. If the tree doesn't move, the tree is pushing back on you with _____of force.

• 20N 
• 40N 
• 10N 
• 70N

Which has more Inertia? (so need more force to move) 

• Truck
• Ant
• A cat
• A skateboard

What is the force that accelerates a 20 kg bike at 10 m/s^2?

• 25
• 200 N
• 20 N
• 10 N

Unit of mass

• m/s 2
• m/s
• newtons
• kg

A person is pushed forward into their seatbelt when a car stops. Which of Newton's Laws best explains this?

• 1st
•  2nd
• 2nd and 3rd

• 3rd 

What is Newton's First Law known as? The Law of

• Friction
• Mass
• Inertia
• Gravity