Term | Definition |
Reference Map | Shows the location of the geographic areas for which census data are tabulated and disseminated. |
Thematic Map | A type of map especially designed to show a particular theme connected with a specific geographic area. |
GPS | The Global Positioning System. A space based satellite navigation system that provides location and time information in a ll weather conditions. |
GIS | The Geographic information system. This is a computerized data management system used to capture, store, manage, retrieve, analyze, and display spatial information. |
Distance Scale | The scale of a map is the ratio of a distance on the map to the corresponding distance on the ground. |
Directional indicator | Is defined as the largest part of the current period price range which lies outside the previous period price range. |
Inset Map | A small graphic representation as a picture on a map. |
Legend | An essential part of the map, it explains what the symbols on the map mean and allows you to make sense of the map. |
Latitude (parallel) | The angular distance of a place north or south of the earth's equator. |
Longitude (meridians) | The angular distance of a place east or west of the meridian. |
Equator | An imaginary line drawn around the earth equally distant from both poles. |
Prime Meridian | The earth's zero of longitude |
Northern Hempisphere | The northern hemisphere of earth is the half that is north of the equator. |
Southern Hempisphere | The southern hemisphere of earth is the half which is south of the equator. |
Eastern Hempisphere | The eastern hemisphere is a geographical term for the half of the earth that is east of prime meridian and west of 180 degrees longitude. |
Western Hemisphere | The western hemisphere is a geographical term for the half of earth that lies west of the prime meridian and east of the Anti meridian. |
Continents | Any of the world's main continuous expanses of land. (Africa, Antarctica, Asia, Australia, Europe, North America,South America). |
Map Grid | |