| A | B |
|---|
| map | Model of an area of the Earth's surface. |
| map scale | Ratio of a distance represented on a map to the same distance in the real world...indicated by two numbers separated by a colon. |
| cartographer | map maker |
| cardinal direction | one of four key geographic directions: north, south, east, or west |
| equator | Great circle of latitude perpendicular to the earth's rotational axis that divides the earth into the Northern and Southern Hemispheres. |
| parallel | A line of latitude; any line on a map or globe parallel to the Equator. |
| meridian | A line of longitude, perpendicular to parallels that indicates the direction of true north; a semi circle on a globe connecting north and south poles. |
| geographic coordinates | Lattitude and longitude used to locate a point on the globe |
| map projection | Transfer of geographic information on a 3D globe onto the 2D surface of a map. |
| contour line | any line on a map that represents points of equal elevation of the ground surface above or below sea level. |
| thematic map | A map that displays certain kinds of related information to produce a unified theme. |
| geographic information system | System using digital map data, programs, hardware, and data storage systems to create and display information on maps. |
