Forces & Newtons Laws

How will this object move? 

• It won't move. 
• It will move to the right. 
• It will move to the left. 
• It will move in both directions. 

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Which could be an example of an unbalanced force?

• A plate sitting on a dining table

• A ball at the top of a hill that is not moving

• A baseball that has been thrown to home plate.

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Forces that have a net force of zero ( the object is still).

• Balanced force
• Unbalanced force

A _____ is a pull or a push.

• force
• friction
• gravity
• speed

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One way that a force can cause the change in an object's motion is to...

• change the shape of the object

• stop the object from moving

• start the object moving.

• change the objects velocity

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NGSS.HS-PS2-1

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

• Friction
• Gravity
• Pull
• Push

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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NGSS.MS-PS2-2

What force holds the planets in motion around the sun?

• normal

• friction

• Gravitational

• Applied

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An _______ force must act on an object for it to CHANGE it's motion

• balanced
• unbalanced
• gravitational
• electrical

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this picture illustrates which of Newton's Laws?

• 1st

• 2nd

• 3rd

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