MeldrikMA to TerrifyingAsFuck · 10 months agoHow deep is that cave?!videomessage-square8linkfedilinkarrow-up170arrow-down12
arrow-up168arrow-down1videoHow deep is that cave?!MeldrikMA to TerrifyingAsFuck · 10 months agomessage-square8linkfedilink
minus-squareCarvex@lemmy.worldlinkfedilinkarrow-up23·10 months agoNerdier math puts the 14 second total time as 12s falling and 2s sound returning, for a depth of 700m. Your napkin was fairly close!
Nerdier math puts the 14 second total time as 12s falling and 2s sound returning, for a depth of 700m. Your napkin was fairly close!