Plate Tectonics
Across
- 2. plates move apart
- 4. is called the movement of plates
- 6. The site of oldest ocean crust
- 8. under the ocean floor.
- 10. Pangaea.
- 11. created the Theory of Contenintal Drift?
- 13. under the continents.
- 15. when two plates collide.
Down
- 1. descend into the mantle below trenches in
- 3. made when two plates collide
- 5. of continents before they separated.
- 7. outermost layer of the earth
- 8. Wegener proposed the hypothesis that the continents
- 9. once assembled together as a supercontinent he
- 11. Located under the ocean floor
- 12. plates move side slip
- 14. a line of mountains connected by high ground.