When in winter, hot water is poured in the glass tumbler. its inner surface tends to expand while the Outer surface in contact with cold atmosphere does not. This opposite interaction causes the tumbler to break.
They are units of measurement.
The knot is a unit of speed equal to one nautical mile (1.852 km) per hour, approximately.
The Watt is a unit of power.
A fathom is a unit of length in the imperial and the U.S. customary systems equal to 6 feet (1.8288 metres).
They are terms connected with black magic.
All these are the pieces in the game of chess.
They have steel plants.
They are famous for oil fields.
It is irrelavent
Clearly, though all the alternatives may form a part of the atmosphere, the air is the most vital part, without which there can be no atmosphere. So, the answer is (b).
Comments
There are no comments.Copyright ©CuriousTab. All rights reserved.