AIR AROUND US

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Across
  1. 3. The blanket of air that surrounds the Earth
  2. 5. Gas that supports burning
  3. 8. Fine hairs and ___ present in the nose prevents dust from entering the respiratory system
  4. 9. Moving air is called ___
  5. 10. Burning of garbage and fuel produce ___
Down
  1. 1. The process that uses carbon dioxide
  2. 2. Most abundant gas in the air
  3. 4. Wet cloths dry quickly on a windy day due to _____ of water.
  4. 6. A ____ generates electricity from wind
  5. 7. Amount of water vapour present in the air