Forces and Motion

What is the unit to measure force?

• Kilogram

• Meter

• Pascal

• Newton

A ____________ is a push or a pull on an object.

• friction
• force
• magnet
• gravity

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If these teams 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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What do we call the sum of all forces acting on an object?

• Contact Force

• Balanced Force

• Unbalanced Force

• Net Force

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What will cause an object to move?

• Unbalanced forces

• Balanced forces

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When mass increases, then the gravitational force _______________ .

• decreases

• increases

• stays the same

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What force brings the pencil down?

• Applied
• Magnetic
• Normal
• Gravitational

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Which has more gravitational force acting upon it?

• a bus
• a train
• a car
• a person

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What is the net force?

• 20 N 
• 0 N 
• 400 N 
• 40 N 

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What is the net force? (Hint: When the forces are in opposite directions, subtract.)

• 10 N

• 0 N

• 25 N

• 1 N