The Concept of Energy

The sum of kinetic and potential energy is called

• mechanical energy

• gravitational energy

• thermal energy

• electrical energy

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NGSS.MS-PS3-4

Potential energy is

• stored energy

• moving energy

• the sum of all of the energy in a system

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Kinetic energy is

• stored energy

• moving energy

• the sum of all of the energy of a sytem

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NGSS.MS-PS3-5

Which of the following is NOT a type of potential energy?

• elatic

• gravitation

• kinetic

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NGSS.MS-PS3-2

Truck A has a mass of 5600 kg and Truck B has a mass of 560 kg. Which truck has the greatest KINETIC energy?

• Truck A

• Truck B

• Both trucks have the same kinetic energy.

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When Tae drops an egg out of Mrs. Waldrop's classroom window, the potential energy of the egg changes to

• kinetic energy

• chemical energy

• thermal energy

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NGSS.MS-PS3-2

NGSS.MS-PS3-5

During our skateboard PHET activity, the kinetic energy was the highest at _____ of the hill/ramp.

• the top

• the bottom

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NGSS.MS-PS3-5

The potential energy is the highest at the ____ during our skateboard PHET activity.

• top

• bottom

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NGSS.MS-PS3-2

The ___ energy of an object increases with its height.

• potential

• kinetic

• chemical

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NGSS.MS-PS3-2

An object that has kinetic energy must be

• in motion

• still