Unit 2 Work Energy Machines

Energy of motion is which type of energy?

• Potential
• Kinetic
• Sound

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Stored energy that an object has due to its position or chemical composition is...

• Potential
• Kinetic
• Mechanical

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What type of energy is in this picture?

• Kinetic
• Potential
• Electromagnetic

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What is the law that states that energy cannot be created or destroyed only transform form one energy to another?

• Law of Conservation of Energy
• Law of Gravity
• Law of Inertia
• None of these

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What do we call a change from one form of energy to another?

• Energy form
• Energy transformation
• Kinetic energy
• Potential energy

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(3.2) What is Mechanical Energy?

• Kinetic
• Potential
• Thermal Energy
• The sum of kinetic and potental energy that causes force to move an object any distance.

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1/2 mv²

• KE
• PE
• Work
• Power

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MGH

• KE
• PE
• Work
• Power

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At which point is potential energy greatest

• W
• X
• Y
• Z

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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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