Across
- 4. displays the quality of soil
- 5. ability of water or other material to enter soil
- 7. currents within the middle of the atmosphere (30-60 degrees)
- 10. excess nitrogen in water
- 12. soil being lost due to water flow
- 14. hot rock middle layer
- 15. converging of plates
- 17. layers within the soil
Down
- 1. air within the atmosphere and its movements
- 2. mostly metal center of earth
- 3. splitting apart of plates
- 6. plates in the earths crusts
- 8. loss of land or terrestrial area
- 9. currents close to the equator
- 11. air within the polar ice caps of the atmosphere
- 13. cation exchange capacity
- 15. thin top layer of earth
- 16. sliding of plates next to each other