Himalayan Monuntains|Distribution of Land and Water|Distance from the Sea|Altitude|Relief|Air Pressure and Wind

Pure of water is obtained from sea water by:

The metal that is extracted from sea water is

Pure water can be obtained from sea water by

Air Pressure|Wind|Moisture|Summary

Development which freed land vertebrates from water was

Explain how, uneven heating of 'land' and 'ocean water' in summer generates winds.

A stick is thrown in the air and lands at some distance from the thrower . The centre of mass of the stick will move along a parabolic path