Johaan's crossword on natural disasters

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Across
  1. 3. liquid flowing out of a volcano is_________
  2. 5. . _____ Happens naturally and destructs things in their way.
  3. 6. _______ is the shortage of water
Down
  1. 1. ______ spreads very fast
  2. 2. ______ is the shaking of the ground
  3. 4. ________ is the excess of water