Across
- 2. The centre of the earth
- 4. Melted material
- 6. Hot magma rises and sinks as it cools
- 7. To explode
- 8. A burst of magma
- 10. When two plates scrape pass each other
- 12. The rocks in the mantle are like this
- 13. The outer layer of the earth
- 14. Thailand is located on this plate
- 15. Super continent
- 16. The thickest layer of the earth
- 17. An underwater mountain range where new ocean crust is formed
- 20. Where the edges of two (or more) tectonic plates meet
Down
- 1. Large, moving piece of the earth’s crust
- 3. When two plates move away from each other
- 5. When two plates move toward each other
- 9. The theory that continents were once joined together but move apart over time
- 11. A sudden movement of the earth
- 18. Ocean where plates move apart
- 19. Molten rock
