Tectonic Plates

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Across
  1. 3. Related to the study of earthquakes and seismic waves.
  2. 5. A sudden release of energy in the Earth's crust, causing seismic waves.
  3. 7. The study of the Earth's structure and the movement of its lithospheric plates.
  4. 9. A fracture in the Earth's crust along which movement has occurred.
  5. 12. Type of plate boundary where plates slide past each other horizontally.
  6. 13. Type of plate boundary where plates move toward each other.
  7. 15. The semi-fluid layer beneath the Earth's lithosphere.
  8. 17. The result of two tectonic plates moving toward each other and meeting.
  9. 19. The layer of the Earth below the crust.
  10. 20. Relating to the Earth's landmasses.
Down
  1. 1. A mountain that erupts molten rock, ash, and gases.
  2. 2. Type of plate boundary where plates move away from each other.
  3. 4. A specific mid-ocean ridge that separates tectonic plates.
  4. 6. A crack or fissure in the Earth's crust.
  5. 8. Earth's outermost layer.
  6. 10. A rigid segment of the Earth's lithosphere.
  7. 11. Where two tectonic plates meet.
  8. 14. The rigid outer layer of the Earth.
  9. 16. Process where one tectonic plate is forced beneath another.
  10. 18. Relating to the Earth's ocean basins.