Plate Tectonics
Across
- 5. A line on a map that connects points that have the same age
- 7. A mushroom shaped pluton
- 9. A device that can detect small changes
- 10. Bowl shaped depression
- 11. The internal resistance to flow
- 15. Where lava erups through; an opening
- 16. Where the earthquake originates
- 18. A Greek word "all the earth"
- 19. Forces per unit area acting on a material
Down
- 1. Intrusive igneous rock bodies
- 2. Directly above the focus
- 3. Largest plutons
- 4. One of the two plates beneath the other
- 6. Apluton that cuts across preexisting rocks
- 8. Resulting fracture or system of fractures
- 12. Larger depressions
- 13. Smaller and irregular plutons
- 14. Rock fragments thrown into the air during an volcanic eruption
- 17. Deformation of materials in response to stress
- 20. A pluton that forms when magma intrudes parallel layers of rock