Across
- 4. spreading Mid Ocean Ridge
- 6. the rigid outer part of the earth, consisting of the crust and upper mantle
- 8. drift Continents movement
- 12. two huge continents split
- 14. Wegner a man explains why continents seem to fit together
- 16. change the change in global climate patterns
- 18. Sections of earth crust
- 19. huge continent 180 million years ago
Down
- 1. Super Continent
- 2. the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock
- 3. the upper layer of the earth's mantle, below the lithosphere
- 5. how many landmasses did all continents once form
- 7. reversal process that happens when Earth's magnetic poles change place
- 9. Core is a liquid layer about 2,266 km thick composed of iron and nickel
- 10. one of the broken up land mass
- 11. ridge areas where sea-floor spreading takes place
- 13. Hot melted rock inside the earth
- 15. a living organism that feeds on organic matter
- 17. Core its innermost part of Earth primarily solid ball with a radius of about 1,220 km
- 20. the solid mineral material