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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 2.0 after shouting. Estimate the length of the lake in
asked
May 17, 2021
Physics
college
1
answer
4
votes
140k
views
What destroyed the idea of Republic in Rome?
asked
Mar 28, 2021
History
high-school
1
answer
5
votes
137k
views
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