Force in Motion

Forces always have ​ ​ ​ (a)  

and ​ (b)  

• direction
• strength.
• color
• motion

When playing tug of war and neither side moves, forces are

• mulltiplied

• Unbalanced

• unequal

• Balanced

When floating a ping pong ball with a hairdryer, which two forces are balanced?

The force pulling down​ is ​ ​ (a)   . The force pushing up is ​ (b)  

• gravity
• moving air.
• magnetism
• static electricity

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Balanced forces are important for a hover board to float.

• True

• False

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What is the net force of 20N→←20 N=

• 0 N

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Match the following

• Newton's 3rd law of motion

• Equal and Opposite reaction

• Creates NO motion

• Unbalanced Forces

• Creates motion

• Momentun

• Newton's 1st law of motion

• Inertia

• Newton's 2nd law of motion

• Balanced Forces

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NGSS.MS-PS2-1

Find the net force. 30N→15N→

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In a tug of war game, where one side is winning, the forces are

• Balanced

• Unbalanced

• multiplied

• unfair

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Where did Sir Isaac Newton first have the idea

to come up with his theory of gravity?

• During an electrical storm.

• By the fire in his house.

• When he watched a tug of war game.

• Under an apple tree.

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What type of sports uses forces that have direction and force?

• Basketball

• Football

• Baseball

• All of the above

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