earthquakes

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Across
  1. 4. where the quake starts
  2. 5. where the earthquake starts on the surface
  3. 7. where two plates grind and rub against each other
Down
  1. 1. is the thing they use to measure the intensity of the earthquake
  2. 2. where two plates collide
  3. 3. the plates all around the world
  4. 6. where two plates divide