A boy standing some distance
from the foot of a tall cliff claps
his hands and hears an echo 0...
Physics, 07.09.2020 02:01, kenziepickup
A boy standing some distance
from the foot of a tall cliff claps
his hands and hears an echo 0.5s
later. If the speed of sound is
340ms-1, how far is he from the
cliff?
O A. 17m
O B. 34m
O C.85m
O D. 170m
Answers: 1
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