Buoyant: Able to keep afloat on the top of air or liquid.
Collision: Hit by accident when moving.
Equilibrium: A balanced state of molecules where the acting forces are equal.
Escarpment: A long, steep slope especially one of the edge of a plateau or surface.
Expansion: The action of becoming larger or more extensive.
Funnelling: Guided through the area that has widening at front and narrow at the end.
Hygroscopic: Tending to observe moisture from air.
Insolation: Amount of solar radiation reaching a given area.
Meteorology: is a branch of the atmospheric sciences which includes atmospheric physics and chemistry, with a major focus on weather forecasting.
Molecules: A group of atoms bonded together.
Permeable: Allowing liquids or gases to pass through it.
Subsistence: The gradual movement of air molecules from higher altitude to lower altitude.
Torrid: Region of Very hot and dry condition.
Vortex: A whirling or rotating mass of fluid or air.