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2 February, 11:26

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 your answer. coefficient of volume expansivity at 20 degree centigrade is 2.1x10^-4

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Answers (2)
  1. 2 February, 11:51
    0
    4°C

    Explanation:

    Water is densest at 4°C. Since dense water sinks, the bottom of the lake will be 4°C.
  2. 2 February, 11:52
    0
    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 .
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