08b - Newton's Laws of Motion

• 1st
• 2nd
• 3rd

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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

The tendency of an object to resist changes in its motion is...

• inertia
• force
• acceleration
• velocity

Any push or pull on an object.

• force
• velocity 
• inertia
• momentum

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When all the forces on an object are equal and opposite, & the net force is zero, that's...

• 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?

• 50 Newtons
• 5 Newtons
• 20 Newtons
• 9.5 Newtons

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• 1st
• 2nd
• 3rd

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Equal and Opposite

• 1st
• 2nd
• 3rd

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

• 25
• 200 N
• 20 N
• 10 N

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Which has more Inertia? (so need more force to move) 

• Truck
• Ant
• A cat
• A skateboard

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