Earthquakes

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Across
  1. 4. plates that grind against each other.
  2. 6. The center of an earthquake.
  3. 8. The thinnest layer of the Earth and where we walk.
  4. 9. Plates that push toward each other.
  5. 12. The Earth's surface is broken up into sections called the:
Down
  1. 1. Measures the shaking of the Earth.
  2. 2. Plates that pull apart from each other.
  3. 3. Compares the size of earthquakes to each other.
  4. 5. The thickest layer of the Earth.
  5. 7. How many earthquakes happen in the world per year?
  6. 10. The surface of the Earth is floating on this.
  7. 11. Found where tectonic plates come apart.