Natural Disasters

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Across
  1. 5. A mount which throws out molten lava and rocks
  2. 6. The hurricane that washed off New Orleans
  3. 7. The scale used to measure the magnitude of earthquake
Down
  1. 1. the instrument for detecting earthquake
  2. 2. evaporation of moisture from the ground due to insufficient rainfall
  3. 3. Molten lava
  4. 4. The country was shook by an earthquake in April 2016?