Gottlieb's dynamic earth vocab
Across
- 1. hot and semifluid material in earth's crusts
- 5. the process where one crust sinks below the other
- 7. denser than continental and contains oceans.
- 8. this movement makes crusts move around the earth
- 10. a boundary where two plates are pulling away from each other
- 12. Semi-plastic layer above the Lithosphere
- 15. two types of this: oceanic and continental
- 17. Woman who drew maps of the ocean floor
- 19. holds most landmasses and the continents.
- 22. when plates pull apart and magma slowly seeps out
- 23. when magnetic north and south flip
- 25. a tremble or sake in the ground caused by two plates sliding with each other
Down
- 2. meteorologist who proposed the idea of continental drift
- 3. the deepest payer of the earth
- 4. part of the mantle and includes part of the continents
- 6. crusts, mantle, and cores are all considered this
- 9. determines north and south and protects us from UV rays
- 11. this rock makes up the oceanic crust
- 13. the theory that suggests that continents slowly move throughout time
- 14. the supercontinent that existed millions of years ago
- 16. the different "puzzle pieces of the earth that contain boundaries.
- 18. A boundary where two plates are pushing against each other
- 20. rock that makes up the continental crust
- 21. the thickest crust in the earth and is 84% of it.
- 24. the second deepest layer near the center of the earth.