Soil Vocabulary

2. the precipitation of salts in soils
3. the exertion of force on something so that it becomes more dense
4. channels or depressions that form in the same place year after year
5. the original rock from which younger rock or soil is formed
9. the soil lying immediately under the topsoil
11. the upper, outermost layer of soil
12. small soil particles rolling or sliding while maintaining contact with the ground
13. loss of thin uniform layers of soil over a full field
15. erosion of the sides of a stream over time
17. the geological process in which earthen materials are worn away and transported by natural forces such as wind or water

1. carbon-based compounds found within natural environments
3. a chemical reaction that breaks a rock down
6. a form of soil made up of very small particles of aluminum silicate, smaller than sand and silt.
7. breaking the rock down into smaller pieces
8. large channels not able to be fixed by tilling of fields
9. soil is moving through the air
10. a granular material of a size between sand and clay and composed mostly of broken grains of quartz
13. grains of soil bouncing across the ground
14. a loose granular material composed of finely divided rock and mineral particles
16. channels or rills forming runoff, randomly located