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Physics, 23.07.2020 16:01 jessicabestard0607

(I) A hiker determines the length of a lake by listening for the echo of her shout reflected by a cliff at the far end of the lake. She hears the echo 2.5 s after shouting. Estimate the length of the lake.

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(I) A hiker determines the length of a lake by listening for the echo of her shout reflected by a cl...
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