Across
- 2. positively changed ion
- 8. arrangement of the natural and artificial physical features of an area
- 9. rock material unconsoilded and unchanged or only slightly changed
- 11. 25%
- 13. erupted of the wind, water, or other natural agents
- 16. negatively changed ion
- 18. Organic, water, mineral, air
- 20. stiff sticky fine - grained earth
Down
- 1. proportion of sand, silt, clay
- 3. soil inorganic substance of natural occurrence
- 4. vertical succession of horizons
- 5. Larger parallel to the soil surface whose physical, chemical and biological
- 6. 5%
- 7. wearing or worn buy long exposure to the atmosphere
- 10. the soil mineral material
- 12. 45%
- 14. loose granular
- 15. Matter large source of carbon-based compounds found within natural and engineered
- 17. 25%
- 19. fine sand, clay, or other material carried by water