The wind systems are created due to the change in:
Greenhouse gases effect on earth's atmosphere is increased by:
Rise of warm air and fall of cool air in order to fill space forms a
Good conduction of heat by metals is due to
Light, radiant heat and radio waves travel at same rate because they are
Comparing hot water bath and horse shoe, more heat is present in
In fire fighting another use of thermal imaging camera is
Proportion of heat loss through walls is
A solid sphere with an initial temperature Ti is immersed in a large thermal reservoir of temperature T0. The sphere reaches a steady temperature after a certain time t1. If the radius of the sphere is doubled, the time required to reach steady-state will be