Across
- 6. The mineral in rocks that causes sea floor striping
- 8. The relative orientation of poles
- 9. Plates colliding with each other
- 10. The result of the seismic waves caused by underground cracking rock
- 11. Geologist who explained the formation of Mid-Ocean Ridges
- 14. The outer layer of the Earth. Is made of igneous, metamorphic and sedimentary rock, and is approximately 0-100 km thick.
- 15. Plates “sliding” past each other
- 16. Plates moving apart from each other
Down
- 1. The “diving” of plates under other plates into the mantle
- 2. Relatively thinner type of crust that underlies the ocean basins
- 3. The main type of crust forming Earth's continents
- 4. Surname of the scientist that first proposed the continental drift theory
- 5. The rigid outer part of the earth, consisting of the crust and upper mantle
- 7. Large land mass where all the continents were connected
- 12. The major tectonic plate that lies under Europe and Asia
- 13. Early 1960’s technology used to map the movement of continents