Comment on just beat it

• Shanmugha@lemmy.world ⁨22⁩ ⁨hours⁩ ago

  I think I’ve got your point: that’s not whar we call sound, but yes, the showel and casing will reverberate

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  • RvTV95XBeo@sh.itjust.works ⁨22⁩ ⁨hours⁩ ago

    engineeringtoolbox.com/sound-speed-solids-d_713.h…

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• Shanmugha@lemmy.world ⁨22⁩ ⁨hours⁩ ago

  No, there is a well-known experiment: take something that produces sound, put in a glass, suck air out. Won’t hear a thing

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