Physics, 11.03.2021 19:40 SumayahAminaAnsari
A tourist at a rim of a canyon yells "hello!" toward the opposite side. She hears the
echo "hello" four seconds later. If the speed of sound is 340 m/s, how far away was
the canyon wall that produced the echo?
Answers: 3
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A tourist at a rim of a canyon yells "hello!" toward the opposite side. She hears the
echo "hello"...
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