Third Law

Newton's _____ Law of Motion means that for every force there is a reaction force that is equal in size, but opposite in direction.

• First
• Second
• Third
• Fourth

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Forces do not occur in pairs.

• True
• False

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The ____ of an object is the force of gravity on the object.

• mass
• weight
• volume
• density

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When a heavy football player and a light one run into each other, who exerts more force?

• The heavy one
• The light one
• They are equal
• there is no such thing as force

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Newton's third law states that any action will have a(n) _______ and ______ reaction

• Equal and similar
• Equal and opposite
• Equal and different
• Greater and opposite

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You hit a wall with a stick.  The equal but opposite reaction is _____

• the wall pushes against you
• the stick pushes against you
• you push against the stick
• the wall pushes against the stick

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Why would one ball travel a greater distance than the other when pushed with the same amount of force?

• Different sizes
• Different weights
• Different masses
• Different forces

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A bus hits a bug and the bug splatters on the windshield, which force is greater?

• The Bus
• The Bug
• They're the same
• Gravity acting on the bus

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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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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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