Across
- 1. remains of living organisms
- 6. earthquakes, landslides, tsunamis, volcanoes
- 8. land, rocks, soil
- 9. breaking rocks
- 12. water(oceans, rivers, glaciers, snow, rain)
- 14. melted rock that erupts onto earth's surface
- 15. dropping/settling of sediments
- 16. air and gases
- 17. liquid metal(iron and nickel)
- 18. outermost layer of earth
Down
- 2. solid metal(iron and nickel)
- 3. melted rock inside earth
- 4. living things
- 5. boundary - plates pull apart (rifts and valleys)
- 7. layer between the crust and core, hot rock that flows slowly
- 10. boundary - plates slide past each other (earthquakes)
- 11. moving rocks (by wind, water, ice, or gravity)
- 13. boundary - plates crash together (mountain ranges and volcanoes)