Sublimation

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Across
  1. 2. rain fall due to low temperature at atmosphere
  2. 6. Gas
  3. 7. Water remain on ground (pond)
  4. 8. H2O
  5. 10. Tiny ice falling from sky
  6. 11. Source of energy
  7. 12. Vapour to solid
Down
  1. 1. Liquid to gas
  2. 3. gas in the atmosphere
  3. 4. Ice to vapour
  4. 5. Water evaporates through plants
  5. 9. Falling liquid from sky