Newtons Laws test Review

An object in motion will stay in motion and an object at rest will stay at rest unless acted upon by an outside force. Which law does this describe

• 2nd law

• 1st law

• 3rd law

What law is best described

• 1st

• 2nd

• 3rd

• law of motion

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Which law represents when a bottle rocket pushes down the rocket goes up?

• Newtons 1st Law

• Newtons 2nd Law

• Newtons 3rd Law

• Gravity

What law is best described

A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.

• The Law of Inertia (1st law)

• The Law of Acceleration (2nd law)

• The Law of Conservation of Momentum

• Action Reaction Law (3rd law)

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Which law of motion says that you must push or pull objects harder if they have more mass?

• 1st

• 2nd

• 3rd

• 4th

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Think about pushing a shopping cart and a car. If you apply the same amount of force to both, the shopping cart will travel fast, but the car will hardly move. To move the car yo would need a larger force. Which of Newton's laws is being represented?

• 1st

• 2nd

• 3rd

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As more unbalanced force is applied to an object, its acceleration:

• stays the same

• decreases

• increases

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A 20 kg bike accelerates at 10 m/s². What was the force?

• 30 Newtons

• 2 Newtons

• 200 Newtons

• 10 Newtons

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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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A 50 kg skater pushed by a friend accelerates 5 m/s². How much force did the friend apply?

• 250 N

• 10 N

• 250 kg

Tags

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