7.7(A): BrainPOP Forms of Energy

Energy is the ability to --

• sleep

• be in motion

• do work

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Which of these objects has kinetic energy?

• A ball moving through the air

• A ball sitting on a table

• A ball buried underground

• A ball sitting on the edge of a cliff

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NGSS.MS-PS3-1

What is the difference between kinetic energy and potential energy?

• Potential energy is stored energy; kinetic energy is the energy of motion

• Kinetic energy is stored energy; potential energy is the energy of motion

Which of the following objects has the most potential energy?

• A ball sitting on a table

• A ball resting on the ground

• A ball sitting on a mountaintop

• A ball that's been thrown into the air

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NGSS.MS-PS3-2

Molecules can have each of these forms of energy, except:

• light energy

• chemical energy

• sound energy

• kinetic energy

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NGSS.MS-PS3-1

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When you lift an object, you're using __________ energy that was stored in your body.

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NGSS.MS-PS3-2

The Sun is a source of _____ energy.

• potential

• electrical

• light

Rubbing two objects together generates _______ energy.

• potential

• light

• thermal

• chemical

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NGSS.MS-PS1-4

What do sound energy and thermal energy have in common?

• They both involve the movement of molecules.

• They are both forms of potential energy.

• They both release light.

• They are both forms of chemical energy.

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How do dams generate electricity?

• By capturing thermal energy from water

• By combining chemicals with water

• By evaporating water

• By harnessing mechanical energy from water