Across
- 4. asthenosphere
- 6. crust
- 9. volcano
- 10. mesosphere
- 11. divergent
- 13. richter
- 16. oceanic
- 17. lithosphere
- 19. lava
- 20. continental
Down
- 1. wegener
- 2. pacificplate
- 3. iron
- 5. outercore
- 7. convergent
- 8. normal
- 12. granite
- 14. earthquakes
- 15. fossils
- 18. puzzles