| A | B |
|---|
| Geography | the study of the Earth. |
| Geographer | a person who studies geography. |
| Region | an area with common features that set it apart from other areas. |
| Ocean | a very large body of water. |
| Continent | a very large body of land. |
| Hemisphere | half of a sphere, one half of the globe (earth) |
| Tundra | huge, treeless plain bordering the Arctic Ocean |
| Reservoir | a place where water or some other substance is stored for later use |
| Topography | the surface features of an area of land |
| Plateau | a large highland plain |
| Delta | a fan-shaped deposit of mud and sand |
| Estuary | an arm of the sea where fresh and salt water is mixed |
| Basin | area of land where from which water runs down into a river |
| Isthmus | a narrow strip of land with water on each side |
| Geyser | a spring that shoots hot water and steam in to the air |
| Cliff | The steep almost vertical edge of a hill, mountain, or plain |
| Strait | a narrow strip of water connecting two large bodies of water |
| Bay | Part of an ocean or lake extending into the land |
| Tributary | A stream or river that flows into a larger river |
| Savanna | A region containing scattered trees and vegetation |
| Sahel | In Africa, a strip of dry grassland between a desert and a savanna |
| Desert | A dry area where few trees grow |
| Oasis | a spot of fertile land in a desert |
| Cape | A narrow, curved area of land extending into an ocean or lake |
| River Mouth | The place where a river flows into a lake or stream |
| Plain | a broad level area of land |
| Steppe | a wide treeless plain |
| Glacier | a large ice mass that moves slowly down a mountain or over land |
| Valley | Low land between hills or mountains |
| Mesa | a wide flat-topped mountain with steep sides |
| Canyon | a narow deep valley with steep sides |
| Plateau | a broad flat area of land higher than the surrounding land |
| Cataract | a large powerful waterfall |
| Island | a body of land surrounded by water |
| Volcano | an opening in the earth, usually raised, through which lava and gasses from the Earth's interior escape |
| Harbor | a sheltered area of water, a safe docking place for ships |
