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Air & Movement of Air

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Movement of air- winds - definition

  • Movement of air occurs due to heating of air and formation of water vapour.
  • On being heated convection currents are set up in air.
  • Thus, the movement of air, i.e., wind occurs.

Role of atmosphere in climate control - definition

  • The atmosphere keeps the average temperature of the Earth fairly steady.
  • It slows down the release of heat into outer space.

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