Question

Q.1) Give Reason.

1) The water at greater depths does not freeze.
(Give answer in 4 to 5 points for 3 marks)​

Answer 1

1. Ans :- Reason : As a liquid or solid's temperature rises its volume increases. As the temperature drops below 4 °C, the surface water becomes lighter (less dense) than the water below and floats until it freezes.