natural disasters David have created this

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Across
  1. 5. hot air plus cold air
  2. 7. something that comes out from the volcano.
  3. 8. in the very hot and dry climate
Down
  1. 1. something that starts to fall from space
  2. 2. something when the ground starts to shake
  3. 3. something the water starts to spin
  4. 4. something underwater earthquakes
  5. 6. something that rains for 40 days