Lake Mead, the reservoir above Hoover Dam, has a surface area of approximately 640 km2. The top 1 meter of water in the lake weighs about 6.3 x 1012 N. The dam holds that top layer of water 220 m above the river below, What is the potential energy of the top 1 m of water in Lake Mead.
Group of answer choices
140800 j
2156 j
1.38 x 10^15 j
14367.3 j
Answers: 2
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Lake Mead, the reservoir above Hoover Dam, has a surface area of approximately 640 km2. The top 1 me...
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