Across
- 4. a deep, underwater trough created by one plate sub ducting under another plate at a convergent boundary
- 5. the process that moves large bodies of earth materials to highest elevation
- 11. a change in the shape of rock caused by stress
- 12. an area with low relief thigh elevation
- 13. at an angle of 90 degrees to a given line, plane, or surface
- 14. parallel forces acting in opposite directions at a transform boundary
- 16. the pulling force at a divergent boundary
- 17. the permanent change in shape of rocks caused by bending or folding
- 20. parallel ridge that transforms where blocks of crust move up or down along faults
Down
- 1. any of the world's main continuous expanses of land
- 2. land form with low relief & low elevation
- 3. mountain made of layers of rocks that are folded
- 6. fault that forms where tectonic plates slide horizontally past each other
- 7. the equilibrium between continental crust & denser mantle below it
- 8. area of subsidence region with low elevation
- 9. the squeezing force at a convergent boundary
- 10. magma erupts onto earth's surface
- 15. the downward vertical motion of earth's surface
- 18. mountain range in eastern north america
- 19. an area of many fractured pieces of crust along a large fault