Number 5

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Across
  1. 2. flow of black liquid from volcano
  2. 4. mature tropical cyclone
  3. 7. piece of land completely surrounded by sea
  4. 9. violent column of rotating air from thunderstorm
  5. 12. violent shaking of the earth
  6. 13. series of waves caused by displacement of water in an ocean
Down
  1. 1. violent weather conditions with heavy rain
  2. 3. eruption from interiors of earth
  3. 4. hot and wet climate
  4. 5. stretch of sea between two continents
  5. 6. water overflowing over land caused by heavy rain
  6. 8. land area completely dry without vegetation
  7. 9. hot summer and cold winter
  8. 10. wet weather condition
  9. 11. stretch of flat land