Natural disasters

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Across
  1. 1. to realize
  2. 3. a solid thing that is not alive
  3. 5. a sudden event which causes great damage
  4. 7. wake up; stop sleeping
  5. 9. to cover a place with water
Down
  1. 2. at once; without delay
  2. 4. still living and not dead
  3. 6. existing in nature
  4. 8. no longer working