Forces and motion

A force that brings an object closer is a _________.

• Push
• Pull

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What type of force does this picture show?

• Push 
• Pull

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What do you call a change in an object's position?

• Force
• Motion
• Gravity
• Speed

Pushing a child on a swing is harder than pushing an adult on the same swing.

• True

• False

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If these boys are pulling with the same amount of force.  What will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

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NGSS.MS-PS2-1

Which would require the most force to move?

• a toy car
• a sleeping cat
• a science book
• a chair with a friend sitting in it

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Is gravity a push or a pull?

• push
• pull
• neither
• both

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_____ is the force that slows and stops motion between touching objects.

• Friction
• Gravity
• Pull
• Push

A _____ is a pull or a push.

• force
• friction
• gravity
• speed

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NGSS.MS-PS2-2

NGSS.MS-PS2-1

What causes objects to move?

• Balanced forces

• Unbalanced forces

• Zero Gravity

• Inertia

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