Term | Definition |
archipelago | a group or cluster of islands |
basin | an area of land surrounded by higher land which drain into the shallower center |
cataract | a large waterfall |
canyon | a narrow or deep valley with steep sides |
cape | a point of land that sticks out into a body of water |
delta | land formed by deposits of sand, silt, and small rocks deposited at the mouth of a river |
desert | a dry, usually sandy region with very few trees and little annual rainfall |
divide | a high area that separates the flow of water in 2 different directions |
floodplain | a flat area on either side of a river; formed when sediment settles on the riverbanks |
gulf | a part of a sea or ocean that is partially enclosed by land, usually larger than a bay |
tributary | a river or stream that flows into a larger river |
island | an area of land that is completely surrounded by water |
isthmus | a narrow strip of land that connects 2 larger pieces of land |
lake | a large body of water surrounded by land |
mountain | a very high area of rocky land, usually with steep sides and a pointed or rounded top |
mountain range | a group of mountains that are connected in a chain or row |
peninsula | a body of land that is surrounded on 3 sides by water |
plateau | a flat highland with at least one steep side |
prairie | a wide plains region with relatively flat areas of land and few tress covered in tall grasses |
river | a stream of water that flows over land and empties into a larger body of water like a lake, sea, or ocean |
sea | a body of water, often connected to an ocean, that is partly or completely surrounded by land |
strait | a narrow strip of water connecting 2 larger bodies of water |
tundra | a cold, flat, treeless plain with ground that is permanently frozen |
valley | a low place between hills or mountains |
volcano | a cone-shaped mountain vent in the earth's crust |