this post was submitted on 11 May 2024
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Physics

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[–] justabaldguy 6 points 5 months ago (2 children)

Always wondered about this. Article is pay-walled though.

[–] [email protected] 9 points 5 months ago

TL;DR the difference in density at different temperatures changes the sound

[–] [email protected] 4 points 5 months ago

Another commenter posted a Tom Scott/Steve Mould video with the same subject. In case you haven't seen it already.