Tectonic Plates

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Across
  1. 3. Two plates move sideways against each other
  2. 5. Regions where plates meet
  3. 6. Continents slowly drift over the ocean floor until they reach there current positions
  4. 10. Crust gets bent and pulled under or beneath the lighter thicker crust
  5. 11. Huge ocean wave caused by a sudden shift of ocean floor
Down
  1. 1. Plates move over the softer asthenosphere of the mantle
  2. 2. Huge mountain range under the water
  3. 4. Sea floor speeding away from each other
  4. 6. Deepest region of the ocean
  5. 7. Occurs when plates suddenly jerk apart
  6. 8. Two plates collide
  7. 9. Heat rises from the core into the mantle
  8. 12. floor spreading Formation of new crust due to uprising of underlaying magma