Landforms Chapter 6, Section 1

Landforms 3 basic types Plains Plateaus Mountains

Plains Large flat areas 2 types: Coastal plains Interior plains Plains

Plains Coastal Plains Exposed region of the continental shelf. The continental shelf is the part of the continent that extends into the ocean. Size varies over time with changes in sea level. Characterized by low hills, swamps, and marshes.

Plains Interior Plains Found in the interior of continents. Thick, fertile soil.

Plateaus Flat, raised areas of land with steep sides. Plateaus Consist of horizontal layers of rock that have been slowly uplifted. Often cut by canyons formed by rivers. Plateaus

Mountains Folded Upwarped Fault-Block Volcanic 4 Types:

Mountains Folded Mountains Consist of folded rock layers. http://howard.nebrwesleyan.edu/hhmi/fellows/gbrand/mtbld.htm Consist of folded rock layers. Formed by horizontal forces (rocks are squeezed together) Examples, Alps, Himalayas

Mountains Upwarped Mountains Formed when blocks of crust are pushed up. Examples: Black Hills, Adirondacks

Mountains Huge tilted blocks of rocks with faults on the side. Examples: Grand Teton, Sierra Nevada Fault-Block Mountains

Mountains Formed by volcanism. Volcanic Mountains Examples: Hawaii, Mount Shasta Volcanic Mountains