Waves and Wave Properties

What is a medium?

• The size in between small and large

• People who channels the dead

• Matter that transfer wave energy

• Space that transfers wave energy

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NGSS.MS-PS4-2

All waves have a starting point. This is called the (a)   .

What is the academic and scientific names of the two types of waves that we have covered so far?

• Light & sound waves

• Mechanical & electromagnetic waves

• Machine & electrical waves

• Compressed and open waves

The main difference between mechanical and electromagnetic waves is...

• Mechanical requires a medium

• Electromagnetic requires a medium

• Mechanical requires an origin

• Electromagnetic requires an origin

The origin of all waves is (a)   .

Do sound waves travel fastest through solids, liquids, or gases?

(a)  

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NGSS.MS-PS4-2

Which one of these wave properties does NOT belong here?

• Waves reflect

• Waves refract

• Waves are absorbed

• Waves reverberate

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What happens when a wave is reflected?

• The wave's direction disappears and then reappears back to the origin

• The wave's direction is changed (usually back at where it came from)

• The wave direction separates and scatters

• The wave changes direction, but not back at the source

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NGSS.MS-PS4-2

What is a benefit of absorbing waves?

• You get to talk to a dead ancestor

• You remove the headaches

• Noise and light is reduced

• Sound waves become light waves

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Why does a straw "bend" or "breaks" in a glass of water?

• Light refracts

• Light reflects

• Light absorbs

• Light is resonated

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