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.
Which of the statements given below is correct?
(a) In winter, the winds blow from the land to the ocean
(b) In summer, the wind blow from the land towards the ocean
(c) A cyclone is formed at a very high pressure system with very high speed winds revolving around it
(d) The coastline of India is not vulnerable to cyclones
