Unit 3 Review- Energy

what type of energy is stored in a battery?

• electrical
• chemical
• thermal
• mechanical

A battery converts what type of energy to another?

• sound to kinetic
• light to heat
• mechanical to electrical
• chemical to electrical

Energy transformations occur when...

• energy is created through conduction
• energy changes from one form to another
• two forces slide together that are touching
• a chemical reaction takes place

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The roller coaster cart has the most gravitational potential energy at position-

• W
• X
• Y
• Z

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"Energy can be transformed from one form into another or transformed from one region or another, but energy cannot be created or destroyed."
Which law is this?

• Law of Conservation of Mass
• Newton's Second Law
• Law of Conservation of Energy
• Newton's Third Law

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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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__________ is stored energy. 

• Potential
• Kinetic
• None of the above 
• All of the above 

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Chemical Energy is stored in

• the bonds that hold atoms together.

• wind.

• water.

• an objects position .

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What is happening to the energy of the girl from point A to point B

• kinetic changes to potential
• potential changes to kinetic
• energy is lost
• energy is gained

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