Forces and Newton's Second Law

According to Newton's second law, if you increase the force applied to an object :

• it accelerates more

• it doesn't move

• you get more inertia

• it decelerates

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What is Newtons 2nd law of motion?

• Pancakes 

• Force= Mass multiplied by acceleration

• For every action there is a equal and opposite  re-action.

• Law of gravity 

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The greater the force applied to an object the greater ________________________ will be

• The mass

• Inertia

• Velocity

• Acceleration

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An object with a mass of 5.0 kg accelerates 8.0 m/s² when an unknown force is applied to it. What is the amount of the force?

• 40 N

• 4 N

• 10 N

• 0.1 N

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An object with a mass of 2.0 kg accelerates 2.0 m/s² when an unknown force is applied to it. What is the amount of the force?

• 4 N

• 0.4 N

• 1 N

• 0.1 N

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An object with a mass of 5 kg has a force of 40 newtons applied to it. What is the resulting acceleration of the object?

• 2 N

• 8 N

• 0.5 N

• 6 N

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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 law best explains this situation?

• Newton's first law

• Newton's second law

• Newton's third law

• Conservation of momentum

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You push on a tree with 20 N of force. If the tree doesn't move, the tree is pushing back on you with _____of force.

• 20N 

• 40N 

• 10N 

• 70N

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Which of Newton's Laws is illustrated with a large mass and a small mass accelerating?

• 1st Law, the Law of Inertia.

• 2nd Law, the Law of Acceleration

• 3rd Law, the Law of Action Reaction

• The Law of Conservation of Mass

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If you push a basketball and a bowling ball with the same amount of force, which one will accelerate more?

• Basketball

• Bowling ball

• They will accelerate at the same rate

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