Terms

1. Weathering
2. Erosion
3. Transporting agents

Modes of Weathering

1. Mechanical
2. Chemical

Effects of Weathering

1. Spheroidal Weathering
2. Differential Weathering

Mechanical Weathering

1. Frost Action
   1. Frost Wedging
   2. Frost Heave
2. Abrasion
3. Pressure Release
   • Exfoliation
     1. Exfoliation Dome
   • Sheeting

Chemical Weathering

1. Oxidation
2. Hydrolysis
3. Dissolution
   1. With Acids
   2. by Water

Products from Chemical Weathering

1. Ions
2. Clay
3. Quartz sand

Rate of Weathering

1. Bowen's Reaction Series
2. Climate
3. Topography
4. Rock Structure

Soils = Regolith

1. O horizon
2. A horizon
3. E horizon
4. B horizon
5. C horizon
6. Bedrock

Soil Local

1. Residual Soils
2. Transported Soils

Types of Soils

1. Pedalfer
2. 2. Pedocal
   • caliche
   • hardpan
3. Laterite
   • Bauxite - Al

Controls of Soil Formation

1. Climate = Temp. & Moisture
2. Time
3. Bedrock
4. Slope = Topography
5. Plants and Animals