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vodka [1.7K]
3 years ago
12

An ice sheet 5m thick covers a lake that is 20m deep. what is the temperature of the water at the bottom of the lake? explain yo

ur answer . coefficient of volume expansivity at 20 degree centigrade is 2.1x10^-4​
Physics
2 answers:
oksano4ka [1.4K]3 years ago
8 0

Answer:

4°C

Explanation:

An ice sheet 5m thick covers a lake that is 20m deep. The temperature of the water at the bottom of the lake is 4°C because it is dense, making it easy to sink.

Coefficient of volume expansivity at 20 degree centigrade is 2.1x10^-4​.

umka2103 [35]3 years ago
5 0

Answer:

4°C

Explanation:

Water is densest at 4°C.  Since dense water sinks, the bottom of the lake will be 4°C.

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