1. Fill the missing word in the blank spaces in the following statements:
(a) Wind is——————air.
(b) Winds are generated due to——————heating on the earth.
(c) Near the earth’s surface __________air rises up whereas ___________ air comes down.
(d) Air moves from a region of ——— pressure to a region of——— pressure
(a) Wind isair.
(b) Winds are generated due toheating on the earth.
(c) Near the earth’s surface air rises up whereas air comes down.
(d) Air moves from a region of pressure to a region of pressure