Soil Formation. Soil Physical Properties. Slope is defined as the angle of the soil surface from horizontal. It is expressed as the % of rise over run. Soil Physical Properties.
Lets go and texture some of the samples that we have.
See if you can make a ribbon and with which one?
Which one feels grittiest?
Which one feel powdery?
What are the three grades of structured soils?
The six principle soil structural classes: