Physics Classroom Newton's Laws

An object's tendency to resist change, whether it is in motion or remaining still is called -

• Friction

• Inertia

• Force

• Gravity

Push or Pull

• Friction

• Inertia

• Force

• Gravity

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"For every action, there is an equal and opposite reaction."

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• Newton's 4th Law

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Force = Mass x Acceleration

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• Newton's 4th Law

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"An object in motion (or at rest) will to stay in motion (or at rest) until an outside force acts upon it."

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• Newton's 4th Law

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Any push or pull on an object.

• force
• velocity 
• inertia
• momentum

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A Newton is a unit of...

• force
• inertia
• acceleration
• velocity

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When all the forces on an object are equal and opposite, & the net force is zero, those are -

• balanced forces

• unbalanced forces

• terminal velocity

• reaction forces

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A cannonball with a MASS of 0.5 kg is flying at an ACCELERATION of 10 m/sec/sec. What is it's force? (REMEMBER! Force=Mass x Acceleration)

• 50 Newtons

• 5 Newtons

• 20 Newtons

• 9.5 Newtons

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Mass x acceleration = ?

• force

• inertia

• momentum

• velocity

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