Unit 5 Science Review

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

• W

• X

• Y

• Z

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Where is the potential energy the greatest?

• A
• B
• C
• D

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Gravitational potential energy depends on the ________ and ________ of the object. 

• Height and mass
• Friction and movement
• Mass and Movement
• Height and Friction 

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When you stretch a rubber band, you are storing __________ energy. 

• kinetic 
• potential
• none of the above
• all of the above 

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Which point has the most kinetic energy?

• d

• f

• b

• a

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Can energy be destroyed

• no
• yes

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When you are holding a book, energy is stored between the book and Earth; this type of energy is called ________ potential energy. 

• Kinetic
• Potential
• Gravity
• Friction 

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

• destroyed
• transferred
• created
• ignored

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At which position does the diver have the most gravitational potential energy? (Hint: the diver is standing still at #1 and is at the highest point above ground at #2)

• 1

• 2

• 3

• 4

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Which falling object will result in the least kinetic energy when it collides with the ground?

• 10 grams of water falling at 1 m/s

• 100 grams of water falling at 10 m/s

• 10 grams of dirt falling at 2 m/s

• 100 grams of dirt falling at 15 m/s

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