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Across 2. the famous mountains in india that are a great example of plate tectonics. 7. the plate under asia. 8. the currents that slowly move the plates across the earth. 12. what didn't alfred wegener have to convince the other scientists that his theory was true? 16. parts of the lithosphere that make up the earth's crust and are constantly moving. 18. an ocean plate colliding with a continental plate and sliding beneath it. 19. the plate under australia and india. 20. who invented the theory of continental drift?

Down 1. tall and steep sided volcanos, ex. mount st. hellen. 3. the plate under antarctica. 4. to plates sliding in opposite directions against each other. 5. mountain or hill that has a crater or vent which lava comes out of. 6. the ring of volcanos that are very well know due to the fact that they are very active. 9. plates that lay beneath the ocean. 10. plates that lay beneath the land (continents). 11. the plate under north america. 13. the plate the pacific ocean sits on top of. 14. two plates moving away from each other. 15. small and very steep sided volcanos, ex. paricutin. 17. largest and long sloping sided volcano, ex. mauna loa.