| A | B | 
| geography | the study of the Earth. | 
| geographer | a person who studies geography. | 
| environment | the surroundings in which a person, plant, or animal lives. | 
| 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. | 
| equator | an imaginary line that lies half way between the North Pole and the South Pole. | 
| cardinal directions | the 4 main directions: North, South, East, and West. | 
| intermediate directions | lie half way between the cardinal directions. | 
| compass rose | a small drawing on a map that shows direction. | 
| symbol | a picture on a map that gives information. | 
| map key | tells what each symbol on a map means. | 
| scale | relationship between the distances shown on a map. |