natural disasters

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Across
  1. 1. to become covered with water
  2. 5. a large mass of snow or ice
  3. 7. a loud sound and the energy produced by something
Down
  1. 2. a powerful flash of light in the sky
  2. 3. an extremely violent storm consisting of air that causes a lot of damage
  3. 4. a very large wave caused by extreme condition
  4. 6. a sudden shaking of the earth's surface