NGSS.MS-PS3-5

The sun shines down on this family as the play on the beach.

• conduction
• convection
• radiation

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NGSS.MS-PS3-5

Work is:

• A transfer of energy by a force to move and object
• Something you get paid for
• Something you take home
• Makes you sweat

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NGSS.MS-PS3-5

What is the ability to do work or cause change?

• reflect
• energy
• refract
• absorb

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NGSS.MS-PS3-5

How far does a car that weighs 5,000 N go if 18,000 J of work is done on it?

• 3.8 m
• 3.7 m
• 3.2 m
• 3.6 m

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NGSS.MS-PS3-5

A ball will be rolled four times. In which of the following situations will some of the kinetic energy of the ball be converted into potential energy as the ball rolls?

• Situation A

• Situation B

• Situation C

• Situation D

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NGSS.MS-PS3-5

What is the transfer of energy in when you plug in a motor and it spins?

• chemical to mechanical

• electrical to mechanical

• mechanical to electrical

• physical to potential

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NGSS.MS-PS3-5

Which would increase a bicycle's kinetic energy?

• pedaling the bike down a hill

• using the pedaling to power a light

• having a smaller person ride the bike

• taking off the accessories to make it lighter

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NGSS.MS-PS3-5

The Law of Conservation of Energy states that

• energy is always created and destroyed.

• energy is neither created or destroyed, it just moves and transforms.

• energy is always created; but never destroyed or transformed.

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NGSS.MS-PS3-5

Based on the diagram of a roller coaster car on a roller coaster track, what statement is true?

• The car at point A has more kinetic energy than the car at point C

• The car at point C has less kinetic energy than the car at point B.

• The car at point C has more kinetic energy than the car at point B.

• The car at point D has less potential energy than the car at point B.

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NGSS.MS-PS3-5

2nd law of thermodynamics

• Every time energy changes form, some of it is lost to the environment

• Energy can't be created or destroyed

• All energy generates heat

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