Across
- 3. low part between mountain or hill
- 4. waves vibration generated by an earthquake
- 8. crust sedimentary rocks
- 11. opening where lava erupts
- 12. section earth crust moves
- 14. large continuous mass of land
- 15. ocean ridge range underwater
Down
- 1. crust part of lithosphere
- 2. area surrounded by water
- 5. dark colored minerals
- 6. ranges a line of mountains connected by high ground
- 7. light colored minerals
- 9. Valley region tectonic plates move
- 10. quakes sudden release of energy in earths lithosphere
- 13. ocean trenches plate in ocean bottom