119. Can sound travel through water?

Sound travels about four times faster through water than through air! Find out why we still hear muffled sounds underwater and how dolphins use echolocation to find fish.

Take the science above water with Echoes in Nature, a No Sweat Nature Study class exploring why a shout echoes in a canyon but not in a forest. Use code NOSWEAT for $10 off your first quarterly membership payment.

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