Newton's 3rd law of Motion

a push or pull that can change the motion of an object

• force

• collision

• newton

• lift

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objects that affect one another

• interacting objects

• newtons

• balanced forces

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Newton’s law states that for every action, there is an ________ reaction.

• unequal and opposite

• equal and similar

• stronger and opposite

• equal and opposite

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Forces always come in ___.

• waves

• pairs

• triplets

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When you step on a roach, the roach applies an equal and opposite force on your foot.

• True

• False

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

• The light one

• The heavy one

• Their forces are equal

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When a small car pushes a big truck, the truck applies an equal and opposite force on the car.

• False

• True

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

• The cannon moving forward

• The cannon moving backwards

• The cannonball moving backwards

• The cannonball moving forward

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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

• the wall pushes against the stick

• you push against the stick

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When gravity pulls a skydiver towards the Earth, the reaction force is...

• The skydiver pulling the Earth.

• Air resistance

• kinetic energy

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