One cubic centimeter of a cumulus contains 330 water drops, which have a typical radius of 10 ?m.
(a) How many cubic meters of water are in a cylindrical cumulus cloud of height 2.8 km and radius 1.0 km?
(b) How many 1-liter pop bottles would that water fill?
(c) Water has a density of 1000 kg/m^3. How much mass does the water in the cloud have?