Mother Nature

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Across
  1. 2. A large body of water surrounded by land.
  2. 7. An arch of colours visible in the sky.
  3. 8. An overflowing of large amount of water.
  4. 11. A violently rotating winds during storms.
  5. 14. A floating water vapour up high.
  6. 15. A land surrounded by water.
  7. 16. A very large sea.
  8. 17. A loud noise after a lightning.
  9. 18. A waterless area, typically covered with sand.
Down
  1. 1. A natural underground room in a hillside.
  2. 3. A sudden violent shaking of the ground.
  3. 4. An ice crystal formed from water vapour.
  4. 5. A large, steep hill.
  5. 6. A mountain with molten lava.
  6. 9. A sandy seaside.
  7. 10. A large forest, typically in the tropics.
  8. 12. A large stream of flowing water.
  9. 13. A natural movement of the air.