Waves 1 Review 2022

What is vibration?

• how loud a sound is
• the back and forth movement of matter
• how high or low a sound is
• the loudness or softness of a sound

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• Trough
• Crest
• Amplitude
• Wavelength

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Sound is caused by....

• molecules
• vibrations
• people
• space

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• Crest
• Trough
• Height
• Frequency

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Sound needs a medium to travel through.  What is a medium?

• solid, liquid, gas
• open space
• waves
• nothing

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Sound is a form of? 

• energy
• pitch
• volume

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The type of waves that require medium to pass:

• Mechanical Waves
• Electromagnetic Waves

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A mechanical wave cannot travel through...

• a vacuum(empty space).
• water.
• air. 
• glass.

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Which of the following can sound travel through?

• solid
• liquid
• gas
• all of the above

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Electromagnetic waves include the following except

• radio waves
• X-rays
• doing the wave at a football game
• microwaves