The temperature of the top of a frozen lake is -15°C. What is the temperature of the water in the lake in contact with the ice layer?
Option:(a)
The top of a lake is frozen when the air in contact with the lake surface is at −50C. The temperature of water in contact with the bottom of the lake will be
The top of a lake gets frozen at a place where the surrounding air is at a temperature of −20∘C. Then choose the correct statement.
The temperature of water at the surface of a deep lake is 2∘C. The temperature expected at the bottom is