Natural disasters

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Across
  1. 4. Spinning air in a storm
  2. 5. Snow quickly sliding down a mountain
  3. 8. Too much water making soil wash away
  4. 9. Ground suddenly shaking
Down
  1. 1. Rocks and dirt suddenly falling down a hill
  2. 2. Long time without enough rain
  3. 3. Mountain suddenly exploding with hot rocks and gas
  4. 6. Huge storm with strong wind and rain
  5. 7. Earth's movement causing big waves in the ocean