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When you measure the volume of sound what are you measuring

•  how high or low the sound is
  
  
• how loud or soft the sound is
• how long or short the sound is
• how little or big the sound is

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__________ is the term scientists use to describe how ‘squished together’ or ‘spread out’ a wave is.

• Vibration
• Pitch
• Wavelength

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_______is back-and-forth movement of something. 

• Vibration
• Sound
• Pitch

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In a sound wave, the area where molecules have been pressed together is a...

• Compression
• Rarefaction
• Wavelength

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When you hear music, what is your ear actually detecting?

• notes from the speaker
• waves created by vibrations
• electrical currents traveling through the air
• sound atoms coming from the sound

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What color has the longest wavelength?

• Black

• Green

• Purple

• Red

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When light passes through a prism, why do you see different colors?

• Each color has a different wavelength, so they all bend at different angles

• Because Stone Cold said so

• Because the prism is magical and allows you see the colors

• 

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This is the distance between two peaks. What is this called?

• amplitude

• wavelength

• longitude

• trough

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highest point on a wave

• trough

• amplitude

• pitch

• crest

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FILL IN THE BLANK

A ____ is a repeating pattern of motion caused by a disturbance.

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