Force & Motion Pretest

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

• Friction
• Mass
• Inertia
• Gravity

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

• Truck
• Ant
• A cat
• A skateboard

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NGSS.MS-PS2-2

What is the formula for force?

• F=M/A
• F=MA
• F=AX
• what is force?

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What is Newton's Third Law?

• Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force
• Force = mass x acceleration
• For every action there is an equal and opposite reaction

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NGSS.MS-PS2-1

According to Newton's second law, if you increase the force applied to an object :

• it accelerates more
• it doesn't move
• you get more inertia
• it decelerates

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Who is the scientist who came up with the Laws of Motion?

• Sir Issac Newton
• The Greeks
• John Dalton
• Sir John Newt

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Acceleration of an object happens when things ________

• slow down
• go faster
• change direction (turn)
• All of the above

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Forces always act in equal and opposite pairs.

• Newton's 1st Law
• Newton's 3rd Law
• Newton's second law

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NGSS.MS-PS2-1

An empty truck and a fully loaded truck are next to each other at a traffic light. When the light turns green, the lighter truck increases speed more quickly. Which of these best explains this situations

• Newton's first law
• Newton's second law
• Newton's third law
• Conservation of momentum

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NGSS.MS-PS2-2

Which force produces a change in motion?

• unbalanced force
• balanced force
• gravitational force
• frictional force

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