Plate Tectonics Terms
Across
- 3. The denser, weaker layer beneath the lithospheric mantle
- 5. Minor tectonic plate in the Northern and Eastern Hemispheres
- 6. Layer inside a planetary body bounded
- 7. Roughly rhomboid, extending between 50°S 70°W and 63°S 20°W
- 9. The earth's crust and the large-scale processes
- 11. The third biggest plate
- 14. The biggest plate
- 16. Vent through which lava, rock fragments
- 18. Landmass made up of most or all of Earth's land
Down
- 1. The solid, outer part of Earth
- 2. Mostly oceanic tectonic plate underlying Central America
- 4. Violent shaking of the ground
- 5. Includes much of the continent of Africa, and adjacent oceanic
- 8. lies beneath the Philippine Sea, to the east of the Philippines
- 10. The oldest rocks of the plate are about 50 million years old
- 12. Earth's fifth-largest tectonic plate
- 13. Where two plates move away from each other
- 15. Where two plates move toward from each other
- 17. Outermost solid shell of a rocky planet