University of Washington
Iris: Noaa Images: Erosional Landforms
Examples, with images, of different types of landforms created by water and wind erosion.
Science Education Resource Center at Carleton College
Serc: Angle of Repose
In this activity, students measure the maximum slope at which grains are stable (the angle of repose). They explore how different properties of the sediment influence slope stability and lead to different slope failures (mass movements)....
Indiana University
Indiana Univ. Bloomington: Geo Notes: Standing Rocks: Remnants of Erosion [Pdf]
Explains what standing rocks are, how they are formed by erosion, and gives the names of some well-known ones in Indiana.
CK-12 Foundation
Ck 12: Landforms From Erosion and Deposition by Gravity
[Free Registration/Login may be required to access all resource tools.] Indicates the factors that lead to landslides and other mass movements, what their characteristics are, and how to avoid them.