Kinetic Energy Review

The kinetic energy of a moving object depends on ___.

• the color of an object
• the mass of the object
• the mass and speed of an object
• the speed of the object

A motorcycle, a car and a bicycle, and a truck are moving at the same speed.  Which one has the least kinetic energy?

• motorcycle
• car
• bicycle
• truck

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An apple hanging from the branch of a tree falls down.  How does its energy change as it falls?

• The kinetic energy of the apple changes to potential energy.
• The potential energy of the apple changes to kinetic energy.
• The kinetic energy of the apple remains constant.
• The potential energy of the apple remains constant.

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Which of these best represents potential energy?

• a marble rolling on flat ground
• water flowing through a pipe
• a spring pressed between two blocks
• wind moving the blades of a windmill

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Harry used the energy stored up in his muscles to cycle up a hill.  What happened to this energy when he reached the top?

• The energy stored in Harry's muscles was destroyed when he reached the top of the hill.
• The energy used by Harry returned to his muscles when he reached the top of the hill.
• Kinetic energy changed to potential energy when Harry reached the top of the hill
• Potential energy changed to kinetic energy when Harry reached the top of the hill.

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Harry is waiting on top of a water slide while Joshua slides down.  Which of these statements is NOT TRUE?

• Both Harry and Joshua have kinetic and potential energy.
• Only Joshua has kinetic energy and potential energy.
• Joshua has greater kinetic energy.
• Harry has greater potential energy.

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Which of the following has the greatest potential energy?

• A
• B
• C
• D

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Which of the divers in this picture has the least potential energy?

• A
• B
• C
• D

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At which point will the skater have the least potential energy?

• Point A
• Point B
• Point C
• Point A and C

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Looking at the image provided by quizizz, when the ball is at position p...

• the ball has no energy
• all of the balls energy is kinetic
• it has both potential and kinetic energy
• all of the balls energy is potential energy

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