Across
- 1. four soil forming factors
- 5. breaking down of rock
- 7. divided into tectonic plates
- 9. young, thin areas of oceanic crust
- 10. decomposed organic material
- 11. strong winds in the tropics
- 13. air moving from west to east in the temperate zone (30-60 degrees latitude)
- 14. oceanic plate is forced under the continental plate
- 17. plates slamming together
- 18. air moves from the poles down to 60 degrees latitude
- 19. algae blooms in water from fertilizer
Down
- 2. plates sliding past each other
- 3. ability of water to move through the soil
- 4. thin layer of gases held to us by gravity
- 6. reduces soil quality by wind and water
- 8. pattern of how new ecosystems are formed
- 12. solar radiation or heat from the sun
- 15. plates pulling apart from each other
- 16. nutrient holding capacity