Inspire Science Kinetic Energy

What type of energy is present?

A swimmer in the middle of a 50m race.

• potential

• kinetic

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Energy due to motion is ____________ energy. 

• Potential 

• Energy

• Kinetic

• Friction

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The faster an object moves, the ________ kinetic energy it has. 

• more

• less

• none of the above

• all of the above 

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What kind of energy is in a moving skateboard?

• Potential

• Kinetic

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At which point is kinetic energy greatest? 

• W

• X

• Y

• Z

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When a pendulum swings, at which point is kinetic energy highest?

• 1

• 2

• 3

• 4

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Explain what happens to the potential energy of a rock as it falls off the side of a cliff.

• The kinetic energy decreases as the potential energy increases.

• The kinetic energy decreases as the potential energy decreases.

• The potential energy decreases as the kinetic energy increases.

• The potential energy decreases as the kinetic energy decreases.

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When riding a roller coaster, you go up and down many hills. When do you have the maximum (most) kinetic energy?

• At the top of each hill.

• As you go down each hill.

• At the bottom of each hill.

• As you go up each hill.

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Energy can not be created or destroyed, only converted from one form to another. Describe a real world example where this theory is true. Draw a diagram of this real world example, and label all the points of energy transfer.

• true

• false

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Explain the transfer of potential and kinetic energy within the following scenario: "When riding a roller coaster, you go up and down many hills. As you get to the top of a roller coaster, what energy change is taking place"?

• Potential energy is changed into kinetic energy.

• Kinetic energy is changed into potential energy.

• Chemical energy is changed into heat energy.

• Heat energy is changed into chemical energy.

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