Which is produced by the rapid ascent of moist air?
Hail is produced via the speedy ascent of moist air. The hard pellets of ice having diameter of 5 mm or that fall from Cumulonimbus clouds, and are usually associated with thunderstorms is recognized as hail. They are shaped by using the fast ascent of moist air; the water drops freeze, and the size of the pellets will increase as greater water Vapour freezes on to their surface.