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Sounds waves are disturbances in air molecules that move at 343 m/s. Pitch is a measure...

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Physics

Sounds waves are disturbances in air molecules that move at 343m/s. Pitch is a measure of a sounds frequency. A middle C note inmusic has a frequency (pitch) of 261.6 Hz.


a. If you are listening to a middle C, how manypulses (wave crests) of
sound hit you in one minute (1 minute is exactly 60 seconds)?
b. How far apart is each wave crest (wavelength)in a middle C note?
c. If that note was sung louder, would either thewavelength or
frequency change?

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