Lesson 4 Mini Quiz

Energy transfers happen when an object applies a _________ on another object.

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During a game of tug-of-war, Jourdan applies a ______ on the rope, causing energy to transfer to Farah and Evelyn on the other side.

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What causes the pins to fall down and move?

• Force applied by the bowling ball
• Magnetic force
• Friction between the pins and the bowling lane
• Gravity

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The bowling ball has ______ energy as it rolls down the lane.

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Does the bowling ball give away all of its energy when it collides (hits) the pins? Explain how you know.

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Answer explanation

The bowling ball does not give away all of its kinetic energy because it still rolls (but slower) after it hits the pins.

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How are forces in a collision shown on a model?

• 
• 
• 
• 

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How is energy shown in a model?

• 
• 
• 
• 

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Add the correct labels to show the system BEFORE the collision.

KE = Kinetic energy

PE = Potential Energy

Not all labels are used.

b

d

a

KE

F _Floor

PE

F _gravity

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Add the correct labels to show the system DURING the collision.

KE = Kinetic energy

PE = Potential Energy

Not all labels are used.

e

g

d

c

F _pin

F _ball

PE _ball

PE _pin

KE _pin

KE _ball

F_gravity

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Match the words to the correct definition.

• Instant in Time

• Energy from moving objects.

• Kinetic Energy

• When a push or pull moves energy from one object to another. 

  
  

• Energy Transfer

• What it takes to make an object move or create another kind of change.

  
  

• Energy

• What we would see if we could stop time for a second.

  
  

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