Across
- 4. the theory that continents drifted apart
- 8. the theory that tectonic plates move and change shape
- 12. boundary between 2 tectonic plates that are moving away from eachother
- 13. boundary between 2 plates that are scraping against eachother
Down
- 1. ring of volcanoes in the pacific ocean
- 2. a landmass that existed when all continents were connected
- 3. process new oceanic crust forming
- 5. consists of all of the crust as well as as the upper, rigid part of the mantle
- 6. broken up pieces of the lithosphere
- 7. boundary formed by 2 tectonic plates crashing into one another
- 9. places where tectonic plates meet
- 10. German scientists who developed the theory of continental drift
- 11. when 2 tectonic plates collide and the other goes under the other and sinks into the mantle