Earth Science
Across
- 2. melted rock from the mantle
- 3. narrow deep ocean floor
- 5. underwater mountain range
- 6. zone where one plate moves under another plate
- 7. level ocean floor
- 9. plastic layer in the upper mantle
- 15. rigid layer composed of rust and upper mantle
- 16. plate boundary in which the plates move horizontally along the boundary
- 17. the edge of a plate
- 19. solid center of the earth
- 20. hot, deformable layer of the earth
- 21. plate boundary in which the plates move toward each other
- 22. continental margin far from a plate boundary
Down
- 1. The earth's lithosphere is composed of 8 large (and many small) _____.
- 4. shallow seafloor surrounding continents
- 8. plate boundary in which the plates move away from each other
- 10. plume of rising magma not on a plate boundary
- 11. molten inner layer of the earth
- 12. weather patterns of the ancient past
- 13. solid outer layer of the earth
- 14. Meteorologist who first proposed continental drift theory
- 18. continental margin on a plate boundary