Natural disaster

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Across
  1. 2. they are inside sg and cannot get out of it
  2. 6. very important
  3. 9. wave tsunami
  4. 11. insect ...
  5. 13. a sudden violent movement of the earth's surface, sometimes causing great damage
  6. 15. amount of sg you need
  7. 16. move sy away from a dangerous place
  8. 18. to stay on the surface of a liquid and not sink
  9. 19. save sy
Down
  1. 1. make sg continue at a certain level
  2. 3. ...to death
  3. 4. ...away,to make a person or an animal so frightened that he, she, or it goes away
  4. 5. hot liquid rock that comes out of the earth through a volcano
  5. 7. hit
  6. 8. a violent wind that has a circular movement, found in the West Pacific Ocean
  7. 10. a dangerous part of a river that flows very fast because it is steep and sometimes narrow
  8. 12. a path through a countryside, mountain, or forest area
  9. 13. to burst out suddenly or explode
  10. 14. death ..., number of people killed in a disaster
  11. 17. fall to the ground