| A | B |
|---|
| Basin | bowl-shaped area of land surrounded by higher land |
| Bay | body of water that is part of a sea or an ocean and is partly enclosed by land |
| Bluff | high, steep face of rock or earth |
| Canyon | deep, narrow valley with steep sides |
| Cape | point of land that extends into water |
| Cliff | high, steep face of rock or earth |
| Coast | land along a sea or ocean |
| Coastal plain | area of flat land along a sea or ocean |
| Delta | triangle-shaped area of land at the mouth of a river |
| Desert | dry land with few plants |
| Dune | hill of sand piled up by the wind |
| Fall line | area along which rivers form waterfalls or rapids as the rivers drop to lower land |
| Floodplain | flat land that is near the edges of a river and is formed by the silt deposited by floods |
| Foothills | hilly area at the base of a mountain |
| Glacier | large ice mass that moves slowly down a mountain or across land |
| Gulf | body of water that is partly enclosed by land but is larger than a bay |
| Harbor | area of water where ships can dock safely near land |
| Hill | land that rises above the land around it |
| Inlet | a narrow strip of water leading into the land from a larger body of wat |
| Island | land that has water on all sides |
| Isthmus | narrow strip of land connecting two larger areas of land |
| Lake | body of water with land on all sides |
| Marsh | lowland with moist soil and tall grasses |
| Mesa | flat-topped mountain with steep sides |
| Mountain | highest kind of land |
| Mountain pass | gap between mountains |
| Mountain range | row of mountains |
| Mouth of river | place where a river empties into another body of water |
| Oasis | area of water and fertile land in a desert |
| Ocean | body of salt water larger than a sea |
| Peak | top of a mountain |
| Peninsula | land that is almost completely surrounded by water |
| Plain | flat land |
| Plateau | area of high, flat land with steep sides |
| Reef | ridge of sand, rock, or coral that lies at or near the surface of a sea or ocean |
| River | large stream of water that flows across the land |
| Riverbank | land along a river |
| Sea | body of salt water smaller than an ocean |
| Sea level | the level that is even with the surface of an ocean or sea |
| Slope | side of a hill or mountain |
| Source of river | place where a river begins |
| Strait | narrow channel of water connecting two larger bodies of water |
| Swamp | area of low, wet land with trees |
| Timberline | line on a mountain above which it is too cold for trees to grow |
| Tributary | stream or river that empties into a larger river |
| Valley | low land between hills or mountains |
| Volcano | opening in the Earth, often raised, through which lava, rock, ashes, and gases are forced out |
| Waterfall | steep drop from a high place to a lower place in a stream or river |
