Across
- 3. drop off of sediments
- 6. igneous rock cooled outside
- 9. crack in crust caused by earthquake
- 12. plate movement towards
- 14. era we are currently in
- 17. type of rock (heat and pressure)
- 19. variable you measure
- 20. zone ocean crust under continental
- 21. type of rock (deposition and cementation)
Down
- 1. zone mountain building
- 2. type of rock (melting and cooling)
- 4. an atom with same protons but different neutrons
- 5. landform built up at the mouth of river
- 7. on surface above the earthquake
- 8. igneous rock cooled inside
- 10. site of the earthquake underground
- 11. how easy water flows through
- 13. transportation of sediments
- 15. plate movement away
- 16. variable you change
- 18. stored underground water in porous rock