Force and Motion Review

A push or a pull

• gravity

• force

• friction

• speed

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Which would require the most force to move?

• a toy car

• a science book

• a sleeping cat

• a chair with a friend sitting in it

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Which force causes a change in motion?

• unbalanced force

• gravitational force

• balanced force

• frictional force

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

• The man in blue will win.

• The man in orange will win.

• They will both fall down.

• They will not move at all.

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A ball is rolled on four different types of surfaces. Which would have the least amount of friction between it and the ball?

• ice

• grass

• carpet

• wood floors

The amount of matter an object has is its

• velocity

• inertia

• mass

• momentum

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The tendency of an object that is at rest to stay at rest or if in motion to stay in motion is

• momentum

• speed

• inertia

• velocity

What is a change of position of an object?

• motion

• mass

• weight

• force

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Which is harder to stop

• truck

• motorcycle

• bike

• skateboard

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Why do we need friction?

• It helps objects go faster. 
• It helps objects go up higher.
• It helps make objects go slower or stop.

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