In the adiabatic compression of a gas, for instance, work is done on the system as the atoms of the compressing weight descend in an orderly way, but the effect of the incoming piston is to accelerate the gas molecules to higher average speeds.
In the adiabatic compression of agas, for instance, work is done on the system as the atoms of the compressing weightdescend in an orderly way, but the effect of the incoming piston is to accelerate the gasmolecules to higher average speeds.