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Location
Key Terms for Location
| Term | Definition |
|---|---|
| Reference Map | Shows the location of the geographic areas for which census data are tabulated and disseminated. |
| Thematic Map | Type of map especially designed to show a particular theme connected with a specific geographic area. |
| GPS | A space-based satellite navigation system that provides location and time information in all weather conditions, anywhere |
| GIS | A computerized data management system used to capture, store, manage, retrieve, analyze, and display spatial information. |
| Directional Indicator | Defined as the largest part of the current period price range which lies outside the previous period price range. |
| Inset Map | A small picture, map, etc., inserted within the border of a larger one. |
| Legend | Map Key |
| Latitude (Paralells) | The angular distance of a place north or south of the earth's equator. |
| Longitude (Meridans) | The angular distance of a place east or west of the meridian at Greenwich, England, or west of the standard meridian of a celestial object, usually expressed in degrees and minutes. |
| Equator | An imaginary line drawn around the earth equally distant from both poles. |
| Prime Meridian | A planet's meridian adopted as the zero of longitude. |
| Northern Hemisphere | The half of the earth that lies north of the equator |
| Southern Hemisphere | The half of the earth south of the equator. |
| Eastern Hemisphere | That half of the globe containing Europe, Asia, Africa, and Australia, lying east of the Greenwich meridian |
| Western Hemisphere | The western part of the terrestrial globe, including North and South America, their islands, and the surrounding waters. |
| Continents | Any of the world's main continuous expanses of land (Africa, Antarctica, Asia, Australia, Europe, North America, South America). |
| Map Grid | The coordinate system, and are numbered to provide a unique reference to features. |
| Distance Scale | The scale of a map is the ratio of a distance on the map to the corresponding distance on the ground. |