1. Section 12.3
Mass Movement
A lot of material moves all at one time
“the downward movement of weathered material due to gravity”

2. Erosion The removal and transport of weathered materials
#1 agent of erosion is WATER
#2 agent of erosion is WIND

3. Types of Mass Movement
Landslide
The sudden mass movement of loose soil down a hill or slope

5. Creep
slow, VERY slow movement of soil down a hill

6. Slump
A section of land tilts or curves down a slope or hill

8. Mudflow
Rapid movement of water-filled soil down a hill or slope

10. Avalanche
Sudden movement of snow down a hill or slope