Across
- 5. most recent supercontinent
- 8. the boundary between plates that are pulling apart
- 12. the theory about continents moving
- 16. the divergent boundary in the middle of a ocean
- 18. the waves that earthquakes make
- 20. the middle of the mechanical layers
- 21. rock that has the ability to melt
- 22. the word used to difine still rock
- 25. mechanical layer of earth that forms up the earths plates
- 27. a boundary between two plates that come together
- 28. molten rock that is really fluffy
- 32. the shaking of the lithosphere
- 33. arc of volcanoes
- 34. the field of which captures compases
- 35. the process of one plate going under another
- 36. the only purely molten layer of the earth
- 37. the split in the ocean
- 38. the hottest compsitional layer of the earth
- 40. the layers of the earth that are based on what they are made of
- 41. the type of crust that forms the thing that we stand on
Down
- 1. a chunk of the lithosphere
- 2. the rock that continental crust is made up of
- 3. the thing that oceanic crust is made up of
- 4. woman who came up of seafloor spreading
- 6. the moment when the earths magnetic field reverses
- 7. the study of earths old magnetic field
- 9. the functional layyers of the earth
- 10. the split in the earth that from a divergent boundary
- 11. the process used to map the ocean floor
- 13. the flow of lava in the mantle
- 14. the mechanical layer of the earth that the lithosphere slides on
- 15. hhhhhhoooootttttt!!! rocks
- 17. rock which has strong magnetic force that traps the earths magnetic field
- 19. a series of fire farting mountains that form islands
- 23. the theory that the ocean is constantly expanding
- 24. liquid rock
- 26. boundary which forms when two plates slide past one another
- 29. dense crust that is under the ocean
- 30. man who first thought of the continents moving
- 31. theory that there are plates in the earth that move around
- 39. uppermost of earths compositional layers