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ch. 26 notes

ch. 26 physics notes

QuestionAnswer
all sounds are produced by what vibrations
below 20 hertz is infransonic
above 20,000 hertz is ultrasonic
sounding board stringed instrument
how we hear frequency pitch
where particles are pushed together compression
where particles are spread out rarefaction
what does a rarefaction follow a compression
what is the order of media that transmits sound ? solid, liquid ,gas
what is our interpretation of intensity ? loudness
what is the rating for decibel ? 100 times more then the next
when does hearing damage begin at? at 85 decibels
Created by: hkramer
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