Newton's Laws of Motion

Which one of Newton’s Laws of Motion best explains why the dishes do not move when the tablecloth is removed?

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

Which arrow shows the direction of the friction force?

• A

• B

• C

• D

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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

What law does this equation apply to?

• Newton's first law of motion

• Newton's second law of motion

• Newton's third law of motion

• None of these

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Which of Newton's laws are illustrated with a rocket launch?

• 1st Law, the Law of Inertia.

• 2nd Law, the Law of Acceleration.

• 3rd Law, the Law of Action - Reaction

A bike accelerates at 10 m/s² when a force of 50N is applied. What is the mass of the bike and its rider?

• 25 kg

• 200 kg

• 20 kg

• 5 kg

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What is the standard unit that force is measured in?

• Newtons

• pounds

• grams

• meters

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What law of motion does this picture represent?

• Newtons 1st law
• Newtons 4th law 
• Newtons 3rd law 
• Newtons 2nd law

If you double the mass of an object but apply the same force apply on it, the acceleration will __________________.

• double

• cut in half

• the same

• zero

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What kind(s) of objects have inertia?

• all objects with mass
• only objects at rest
• only objects in motion
• only objects whose motion is being changed