Force and Motion

A push, pull, friction or gravity are all examples of..

• velocity
• Newton's First Law of Motion
• momentum
• force

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the speed and direction of an object is known as its

• velocity
• momentum
• inertia
• mass

What pulls a ball back to earth?

• Gas
• Gravity
• Friction
• Molecules

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NGSS.MS-PS2-4

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

A _____________________ must be exerted on an object at rest to cause it to move.

• weight
• inertia
• force
• gravity

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A push or pull that causes an object to move, stop, or change direction.

• force
• motion
• energy
• inertia

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NGSS.MS-PS2-2

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

• Friction
• Gravity
• Pull
• Push

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What keeps the Moon in orbit around Earth?

• Earth's rotation.
• Earth's atmosphere.
• Earth's gravity.
• Earth's shape.

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Is gravity a push or a pull?

• push
• pull
• neither
• both

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What is a change of position of an object?

• motion
• weight
• mass

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