USA Landforms

6. A river or other body of water's steep fall over a rocky ledge into a plunge pool below.
7. A swampy grassland.
9. A natural feature of the surface of Earth.
11. Grassy land without many trees.
13. A dip in the Earth's surface that is shaped like a bowl, with sides higher than the bottom.
14. Taller than a hill, it usually has steep slopes and a rounded or sharp peak.
15. A body of freshwater surrounded by land. Many were formed by melted glaciers.
16. A narrow, deep valley cut by a river through rock. Canyons range in size from narrow slits to huge trenches.

1. higher areas of land that rise steeply from the land around them. They are mostly flat on top.
2. A natural pool of hot water that sometimes erupts
3. Higher than the surrounding area but smaller than a mountain.
4. A wetland area that forms as rivers empty into a larger body of water.
5. The lower part of the land, between two higher parts of mountains or hills.
8. An arid (dry) area that receives less than 10 inches of rainfall each year.
10. A large, natural stream of flowing water.
11. A large area of land with no hills or mountains.
12. An area where a freshwater river or stream meets the ocean.
14. A flat-topped mountain or hill.