Light and Sound Waves Review

What do waves carry?

• matter

• ocean water only

• energy

• atoms

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NGSS.MS-PS4-1

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SOUND waves travel fastest through___________(solids, liquids, gases, or vacuum (no air))

• Liquids

• Solids

• Gases

• Vacuum (no air)

Tags

NGSS.MS-PS4-1

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LIGHT waves travel fastest through___________(solids, liquids, gases, or vacuum (no air))

• Vacuum (no air)

• Solids

• Liquids

• Gases

Tags

NGSS.MS-PS4-1

Light is ____________________ when it BOUNCES off of a substance.

• Reflected

• Refracted

• Absorbed

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When light BENDS after entering a different substance it is  ___________________________. 

• Reflected

• Refracted

• Absorbed

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When light does not leave a substance it is  ________________________ by that substance.

• Reflected

• Refracted

• Absorbed

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The image shows what we did in class with the object in the cup of water.  Why does it appear this way?

Light travels _______________  (faster,slower) in the water compared to the air. 

• FASTER

• SLOWER

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NGSS.MS-PS4-2

The image shows what we did in class with the object in the cup of water.  Because of the different speed light is ______________ (absorbed, reflected, refracted) and the pencil looks different.

• Reflected

• Absorbed

• Refracted

Tags

NGSS.MS-PS4-2

Which travels faster: sound or light?

• light

• sound

Sound waves cannot travel through:

• solids

• liquids

• gasses

• empty space

Tags

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