1. Grand Canyon #2 Arizona

2. Fault Near Parhump, Nevada April, 1978

3. Overthrust Fault Arizona October, 1984

4. Crossbedded Sandstone Zion National Park, Utah

5. Columnar Jointing #3 Devil's Postpile National Monument

6. Granite Gorge in the Grand Canyon On the Colorado River by Phantom Ranch, Mile 88 April, 1989

7. Fumeroles and Hot Springs #3 Bumpass Hell, Lassen National Park August, 1978

8. Granite arch Baja, California January, 1980

9. Joint Plane: Vernal Falls in Winter

10. Physical Weathering in Granite

11. Salt Crystals

12. Arches in Sandstone

13. Vasey's Paradise #2 Colorado River September, 1985

14. Goosenecks of the San Juan River Near Mexican Hat, Utah October, 1983

15. Aerial view of river meanders and some riparian vegetations Along the San Joaquin River, California March, 1989

16. Alpine Glacier & Moraines Landmark Coll September 1974

21. An aerial photo of marshes taken from a float plane over the birdfoot delta of the Mississippi River.

22. Stalactites and stalagmites often merge, forming a “column”.

25. What are landforms? Landforms are physical features formed naturally on the Earth’s surface. Landforms are created naturally.

26. What are some examples of landforms? CanyonsMountains Rock cliffsRivers BeachesLakes

27. Landforms are formed by: 1. Tectonic p lates colliding together to form mountains. (sometimes causes earthquakes)

28. 2. Plates pulling apart to form rivers, lakes and oceans.

29. 3. Plates sliding past each other to form faults.

30. Can these landforms change over time? Or are they permanent? Landforms change constantly due to ……

31. 1.Weathering 2.Erosion 3.Deposition (Those definitions will come later!)