Q26
The surface of a lake is frozen in severe winter, but the water at its bottom is still liquid. Why? Following are some options
A.
Ice is a bad conductor of heat
B.
Since, the surface of the lake is at the same temperature as the air no heat is lost
C.
The density of water is maximum at 4°C
AnswerD.
None of the above
Answer: Option C
Solution
Answer: Option C
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