Geosphere Terminology - Plate Tectonics

1234567891011
Across
  1. 3. zone
  2. 4. Boundary
  3. 6. boundary
  4. 8. island arc
  5. 9. boundary
  6. 10. Tectonic Theory
  7. 11. valley
Down
  1. 1. spreading
  2. 2. boundary
  3. 5. Plate
  4. 7. drift hypothesis