Answer on Mechanics | Relativity Question for Paige
He hears his yodel echo back from the canyon floor 5.20 s later. Assume that
the speed of sound in air is 340.0 m/s. How deep is the canyon at this
H = 340.0[m/s]*5.20[s]/2 = 884 metres.
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H is the depth of a canyon.
What is H stand for?
Because sound travels to the bottom of the canyon and back, whereas height is obviously this total distance divided by two.
why is it divided by two?