Forces, Momentum, and Friction

You are traveling in a car in a straight line. The driver puts on the brakes and you keep moving forward due to inertia. Which of Newton's Laws does this demonstrate?

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You kick a basketball and a tennis ball away from you with an equal amount of force. The tennis ball has less mass and therefore a greater acceleration. Which of Newton's Laws does this demonstrate?

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• 2nd

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NGSS.MS-PS2-2

You push your feet against the pool wall and kick off. The backward push propels you forward through the water. Which of Newton's Laws does this demonstrate?

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• 2nd

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Which of Newton's laws deals with force, mass, and acceleration?

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Which of Newton's laws is also called the Law of Inertia?

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Which of Newton's laws states that for every action, there is an equal and opposite reaction?

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NGSS.MS-PS2-1

Which of Newton's Laws states that an object in motion will stay in motion and an object at rest will stay at rest unless acted on by an external force?

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Which of Newton's Laws uses the formula F=ma?

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Which Newton's Law says if object A exerts a force on object B, then object B exerts the same force on object A? (Also known as the action/reaction law)

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NGSS.MS-PS2-1

Using the F=ma formula, find the FORCE if an object has a mass of 10 kg and an acceleration of 20 m/s/s.

• 200 Newtons

• 2 Newtons

• 30 Newtons

• 0.5 Newtons

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NGSS.MS-PS2-2