Noisy Farts: A Puzzling Conundrum

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Farting produces sound due to the vibration of gases released during digestion as they pass through the anal sphincter, the muscle that controls the opening of the anus. The sound is a result of the pressure and speed of the gas escaping, which creates varying pitches and volumes depending on factors like the tightness of the sphincter and the amount of gas. Understanding this process can clarify the cause-and-effect relationship behind the noise produced when farting.
lah214
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What makes a noise when you fart? My friend asked me to ask my physics teacher this, and it got me wondering...but i thought it would just be too awkward...haha.
 
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It's simply the vibration of gasses that are a by-product of digestion passing through the anal sphincter, which is the muscle that holds the anus closed.
 
lah214 said:
What makes a noise when you fart? My friend asked me to ask my physics teacher this, and it got me wondering...but i thought it would just be too awkward...haha.

or you could examine the process to make your own determination of cause and effect
 

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