NGSS.3-PS2-1

A student drops a ball from shoulder height. The ball bounces 5 times before coming to a stop. What force causes the ball to fall to the ground?

• Friction
• Magnetism
• Position
• Gravity

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NGSS.3-PS2-1

A _____ is a pull or a push.

• force
• friction
• gravity
• speed

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NGSS.3-PS2-1

Which force produces a change in motion?

• unbalanced force
• balanced force
• gravitational force
• frictional force

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NGSS.3-PS2-1

A force of 90N is applied to each cart below, which one will accelerate the fastest?

• Cart 1
• Cart 2
• Cart 3 
• Cart 4

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NGSS.3-PS2-1

Four different students take turns pushing a large, heavy ball on the school parking lot. What is the best way to determine which student used the most force to push the ball?

• compare the sizes of the students
• compare the ages of the students
• compare the distances that the ball rolled
• compare the number of times the ball was rolled

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NGSS.3-PS2-1

To push aside

• Displace

• Postpone

• Glacier

• Secondary succession

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NGSS.3-PS2-1

An object at rest is said to have a(n)

• balanced force

• unbalanced force

• no force

• net force

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NGSS.3-PS2-1

Imagine you kick four balls with the same amount of force. Which one will go the farthest?

• a 3 pound ball

• a 5 pound ball

• a 15 pound ball

• a 25 pound ball

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NGSS.3-PS2-1

(2) Mrs. Giet’s class is playing tug of war at recess. They decide to play boys against girls. There are 11 girls and 6 boys. As soon as the game began, the girls were able to move the rope to their side. Why?

• There was an equal amount of force pulling on each side making it unbalanced.

• There was an equal amount of force pushing on each side making it unbalanced.

• There was more force on the girls side making it unbalanced.

• There was less force on the girls side making it unbalanced.

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NGSS.3-PS2-1

A child is riding her bike on a straight path as shown in the image.

A friend applies a force on the bike as shown in the second picture. How will the motion of the bike change?

• 
• It will go slower with more force

• It will go faster with less force

• It will go faster in the opposite direction

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NGSS.3-PS2-1