Suppose a person drops 20.0 m from a burning building onto an air bag. a) what will be the person's maximum speed during the fall? b) repeat for a drop of 40.0 m.

Argon is adiabatically compressed from an initial volume of 16 liters to a final volume of 2 liters. by what factor do the following quantities change? do they increase or decrease? (a) the rms speed (b) the thermal energy of the gas (c) the molar specific heat cv (d) the pressure