5.2 Intro to Kinetic Energy and Potential Energy

What is energy?

• rate of work
• Motion of an object
• ability to do work
• force over time

Energy and work are measured in

• kilograms

• meters

• Joules

• m/s

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Energy can not be created or destroyed, only converted from one form to another.

• true
• false

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__________ is stored energy.

• Potential

• Kinetic

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

• more

• less

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Potential energy depends on the ________ and ________ of the object.

• Height (position)

• Mass

• Speed

• Friction

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Kinetic energy depends on the ________ and ________ of the object.

• Height (position)

• Mass

• Speed

• Friction

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At which point of the roller coaster is potential energy the greatest?

• W

• X

• Y

• Z

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If a crate is moved 10 m with a force of 50 N, how much work is done?

• 40 Joules

• 60 Joules

• 500 Joules

• 5 Joules

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Which point has the most potential energy?

• G

• F

• B

• A

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