Natural disaster

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Across
  1. 1. the outermost layer of the Earth.
  2. 3. huge rotating storms with high speed winds.
  3. 4. contains magma
  4. 5. magma after leaving the vent is known as _______.
  5. 7. the opening of a volcano.
  6. 8. similar to typhoon and hurricanes.
Down
  1. 2. machines that can take pictures from space.
  2. 6. mountain that has an opening.
  3. 7. a type of water-borne disease.
  4. 8. the hottest part of the Earth.