Nature crossword

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Across
  1. 3. warming when the temperature rises all over the world
  2. 5. when the ground shakes
  3. 6. deep and salt water with corals
  4. 7. frozen water
  5. 8. when something freezes (jack)
  6. 10. big wave
  7. 12. when the water overflows from the river
Down
  1. 1. place where is drought and sandy
  2. 2. volcano explotion (2 words)
  3. 4. waterdrops are falling from the clouds
  4. 9. What is the Sun doing?
  5. 11. big rain with lightnings