AIR

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Across
  1. 2. precipitation comes down to the earth in liquid form
  2. 4. the gas protects us from harmful sun rays
  3. 6. the pressure exerted by the weight of air on the earth's surface
Down
  1. 1. the layer of atmosphere free from clouds
  2. 3. hour-to-hour, day to day conditions of the atmosphere
  3. 5. huge blanket of air that surrounds our earth