Balanced and Unbalanced Forces

A stroller is pushed on a flat, smooth surface. How will the motion change if it is rolled on beach sand?

• The stroller will move more slowly

• The stroller will speed up

• The stroller will go a greater distance

• Mr. P will ride in the stroller

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NGSS.MS-PS2-2

If you drop your pencil, what force makes the quarter fall

• Wind

• Push

• Pull

• Magnets

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NGSS.MS-PS2-2

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What is the name of the force that pulled the pencil down when you dropped it?

• gravity

• friction

• Ms. K's super powers

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NGSS.MS-PS2-4

Logan put a pencil on a beam balance. Which object could you add to the other end to balance the beam?

• basketball

• gallon of milk

• 8 paper clips

• Mr. P

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NGSS.3-PS2-1

The illustration shows the forces in Newtons (N) acting on three different blocks. Which boxes will move under these conditions?

• Blocks 1 and 2

• Blocks 2 and 3

• Blocks 1 and 3

• Blocks 1, 2, and 3

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which of the blocks shown above would not move when exposed to the forces above?

• Block A

• Block B

• Block C

• Block D

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

• Balanced
• Unbalanced

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NGSS.MS-PS2-2

A tug of war that ends in a tie is a ​ (a)   ​ force, while a tug of war that has a winner is an ​ (b)   force.

• unbalanced

• balanced

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NGSS.HS-PS2-1

The diagram below show the forces acting on a soccer ball.

In which of the diagrams will the ball remain motionless?

• W

• X

• Y

• Z

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NGSS.MS-PS2-2

Two teams are pulling on a rope with equal force during a game

of tug-of-war. What will happen to the rope?

• It will stay in the same place.

• It will fly in the air.

• It will move toward Team 1.

• It will move toward Team 2.

Tags

NGSS.MS-PS2-2