PS Unit #8 Review

____________ is the ability to do work.

• Energy

• Power

• Friction

• Motion

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Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

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What kind of energy is in a person climbing a ladder?

• Potential
• Kinetic
• Both

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

• true
• false

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At which point is potential energy greatest?

• W
• X
• Y
• Z

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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When a pendulum swings, at which point is potential energy at its greatest?

• 1
• 2
• 3
• 4

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Energy can be _____________ or changed from one type to another.

• destroyed
• transferred
• created
• ignored

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As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy? 

• Both the potential energy and kinetic energy decrease
• The potential energy decreases while the kinetic energy increases 
• The kinetic energy decreases while the potential energy increases 
• Bothe the potential energy and kinetic energy increase 

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