contentbot@lemmy.caB to Today I Learned (TIL)@lemmy.ca · edit-22 years agoTIL the 1883 eruption of Krakotoa which killed 36,417 people was so loud it was heard 4800KM away and the sound pressure wave travelled the earth over 3 timesen.wikipedia.orgexternal-linkmessage-square3linkfedilinkarrow-up161arrow-down13file-textcross-posted to: todayilearned@lemmit.onlinetodayilearned@lemmit.onlinetil@lemmy.ca
arrow-up158arrow-down1external-linkTIL the 1883 eruption of Krakotoa which killed 36,417 people was so loud it was heard 4800KM away and the sound pressure wave travelled the earth over 3 timesen.wikipedia.orgcontentbot@lemmy.caB to Today I Learned (TIL)@lemmy.ca · edit-22 years agomessage-square3linkfedilinkfile-textcross-posted to: todayilearned@lemmit.onlinetodayilearned@lemmit.onlinetil@lemmy.ca
minus-squareteft@lemmy.worldlinkfedilinkarrow-up20·2 years agoAnd what exactly is a sound wave if not a pressure wave?
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And what exactly is a sound wave if not a pressure wave?