natural disasters

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Across
  1. 3. type of volcano
  2. 4. an instrument that measures details of earthquakes
  3. 6. perceptible shaking of earth's surface
Down
  1. 1. an event such as floods, volcano etc.
  2. 2. the point inside the earth where the disturbance occurs
  3. 5. an area which receives no rain or less rain