Geological Oceanography Crossword

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Across
  1. 1. Vents on the seafloor that release hot, nutrient-rich water
  2. 5. A specific ridge formed by the divergence of tectonic plates
  3. 9. Sudden movements caused by shifting tectonic plates
  4. 11. Process where one tectonic plate moves beneath another
  5. 12. Large sections of Earth’s crust that move over the mantle
  6. 13. Pacific region known for frequent tectonic activity
  7. 14. Deepest parts of the ocean, formed by subduction zones
Down
  1. 2. Large waves caused by underwater earthquakes or volcanic eruptions
  2. 3. Layer of the Earth where convection drives plate movement
  3. 4. Underwater mountain ranges formed by diverging plates
  4. 6. The rigid outer layer of Earth, broken into tectonic plates
  5. 7. Underwater volcanoes that rise above the ocean floor
  6. 8. Molten rock that rises to form new oceanic crust
  7. 10. The theory explaining the movement of Earth’s plates