Across
- 2. The country that fits with Europe during Pangaea.
- 5. The country that fits with South America during Pangaea.
- 7. One of the minor tectonic plates.
- 9. A supercontinent that existed during the late Paleozoic and early Mesozoic eras.
- 11. Where two or more lithospheric plates collide with each other.
- 13. inches How often the plates move per year.
- 14. Came up with the theory of Continental Drift.
- 17. A theory explaining the structure of the earth's crust.
- 18. Places where three plates meet.
- 19. When two tectonic plates move away from each other.
- 20. Places where plates slide sideways past each other.
Down
- 1. The Ring where 90% of the world's earthquakes occur with over 450 volcanoes.
- 3. At one time all of the continents formed one super-continent.
- 4. The theory became solidified.
- 6. Caused by the moving of transform plates.
- 8. The largest major tectonic plate.
- 10. One of the seven major tectonic plates.
- 12. The cause of the movement of convergent plates.
- 15. The molten layer of rock the plates lay on.
- 16. Evidence of the Continental Drift Theory.