Across
- 4. a break in a body or rock along which one block moves
- 5. a system of ideas that explains many related observations and is supported by a large body of evidence
- 7. The location within earth along a fault
- 10. tectonics Tectonics The theory that Earths outer layer is made up of large, moving pieces called tectonics plates
- 11. rebound the sudden return of elastically deformed rock to its unformed shape
- 13. thin and solid outermost layer of Earth
- 15. A movement of trembling of the ground that is caused by a sudden release of energy
- 16. The layer of rock between the Earths
- 17. boundary the boundary between two technotic plates that are colliding
- 18. boundary The boundary between tectonic plates that are sliding horizontally
- 19. current any movement of matter that results from differences in density
- 22. The process in which one lithosphere plate moves beneath each other
- 23. The strong, lower part of the mantle between the asthenosphere and the outer core
Down
- 1. the bending, tilting, and breaking of Earths crust
- 2. The solid outer layer of Earth that consist of the crust
- 3. floor spreading the process by which new oceanic lithosphere forms when magma rises to earths surface
- 6. reversal Earths magnetic north pole and magnetic south pole switch positions
- 8. plate boundary the edge between two or more plates classified as divergent
- 9. and core The central part of Earth below the mantle
- 12. plate a block of lithosphere that consist of the crust and the rigid, outermost part of the mantle
- 14. boundary the boundary between two technotic plates that are moving away from each other
- 20. the point on earth's surface directly above an earthquakes starting point
- 21. the soft layer of the mantle