Energy, Force and Motion Review

____________ is stored energy

• Kinetic

• Potential

• None

• All of the above

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The ability to do work by applying a force is called

• work

• energy

• force

• net force

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You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?

• 60 N right

• 60 N left

• 10 N left

• 10 N right

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If these teams are pulling with the same amount of force what will happen?

• The left side will win

• They will not move at all

• The right side will win

• Both will fall down in the hole

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Two forces acting on an object and cause a change in motion; not equal in size.

• Force

• Net force

• Balanced Force

• Unbalanced Force

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Because of inertia, a resting object will remain at ______________.

• rest

• motion

• inertia

• school

Will it take more force to push an empty shopping cart or a shopping cart that is full?

• The empty shopping cart

• The full shopping cart

• They will take the same amount of force

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What is Newton's 1st law of motion?

• Force= Mass multiplied by acceleration

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

• An object at rest stays at rest unless acted on an unbalanced force. (inertia)

What law of motion does this picture represent?

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

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Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more mass.

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

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