Types of Energy

What type of energy is stored in batteries or food?

• Potential energy

• Kinetic energy

• Chemical energy

• Mechanical energy

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What type of energy transformation occurs when using an electric pencil sharpener?

• electrical to mechanical

• sound to electrical

• mechanical to electrical

• potential to sound

What is an advantage of producing electricity through hydropower?

• land is flooded when dams are built

• Hydropower is a clean, renewable source of energy for human use

• building dams destroys animal habitats

• building dams for hydropower uses up lots of land space

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What type of energy is electrons flowing through a wire?

• Chemical energy

• Mechanical energy

• Kinetic energy

• Electrical energy

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Which of the following has potential energy?

• 
• 
• 

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What is mechanical energy?

• The energy of motion

• Stored energy

• The ability to cause motion (kinetic and potential energy)

• How far something goes in a specific time

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Energy is...

• causing nothing to change

• the ability to do work

• moving an object

• the ability to stay the same

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NGSS.MS-PS3-5

"As a roller coaster moves around a track, it sometimes has potential energy, it sometimes has kinetic energy, and it sometimes has both." What is this an example of?

• Energy transfer

• Energy changes

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"A rolling marble has kinetic energy. If a moving marble hits a stationary marble, it transfers some of its kinetic energy, and the second marble begins to move." What is this an example of?

• Energy changes

• Energy transfer

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NGSS.MS-PS3-1

NGSS.MS-PS3-5

Would a big alien have more or less kinetic energy than a small alien when they run at the same speed?

• More

• Less

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