Crash Course Newton's Laws

What is the formula for force?

• F=M/A
• F=A/M
• F=M*A
• F=M*F

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45 m/s² is an example of

• Mass

• Force

• Acceleration

• weight

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NGSS.HS-PS2-1

What unit of mass is used in force problems?

• m/s 2

• m/s

• g

• kg

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NGSS.MS-PS2-2

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What is the standard unit force is measured in?

• Newtons
• pounds
• grams
• meters

If a force of 26 N is exerted on two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have the greater acceleration?  (F=ma)

• The one with a mass of .78 kg will have the greatest acceleration.
• The one with a mass of .52 kg will have the greatest acceleration.
• They will both accelerate at the same rate.

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A student pushes a box to right with a force of 10N while a young boy pushes the box to the left with a force of 8N. What is the sum of all forces on the box? 

• 18N left
• 18N right
• 2N right
• 2N left

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NGSS.MS-PS2-2

If net force acting on object is 0, then the force is considered to be..

• Balanced
• Unbalanced
• Equal in Direction
• Distance/Time

Newton's third law is known as the Law of

• Inertia

• Action/Reaction

• Force and Acceleration

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A person is pushed forward into their seat belt when a car stops.  Which law is this?

• 1st
•  2nd
• 2 and 3
• 3rd 

When a cannon fires a cannonball we observe Newton's third law. Which force is the reaction force?

• The cannon moving forward
• The cannonball moving forward
• The cannon moving backward
• The cannonball moving backward

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