A. INTRODUCTION 
driving framework: destructive process
helps wear the landscape down
driven by gravity
classification based on type and speed of movement, and type of material moved
B. CREEP

C. ROCKFALLS
D. LANDSLIDES

E. FLOWS

photo credit: D.R.. Crandell, USGS
F. SUMMARY
gravity driven process that helps wear the landscape down
creep, falls, slides, flows