<P> where U = internal energy, Q = heat added to the system, W = work done by the system . </P> <P> Consider a gas in a box of set volume . If the pressure in the box is higher than atmospheric pressure, then upon opening the box our gas will do work on the surrounding atmosphere to expand . As this expansion is adiabatic and the gas has done work </P> <P> Δ Q = 0 (\ displaystyle \ Delta Q = 0) </P> <P> Δ W> 0 (\ displaystyle \ Delta W> 0) </P>

Where is the coldest place on earth and what is the temperature