Term | Definition |
reference map | shows the location of the geographic areas for which census data are tabulated and disseminated. |
thematic map | is a type of map especially designed to show a particular theme connected with a specific geographic area. |
GPS | is a space-based satellite navigation system that provides location and time information in all weather conditions |
GIS | benefits organizations of all sizes and in almost every industry |
distance scale | a ratio which compares a measurement on a map to the actual distance between locations identified on the map |
directional indicator | as the largest part of the current period price range which lies outside the previous period price range |
inset map | might show a detailed part of the map at a larger scale, |
Legend | a traditional story sometimes popularly regarded as historical but unauthenticated. |
Latitude | the angular distance of a place north or south of the earth's equator, or of a celestial object north or south of the celestial equator, |
Longitude | 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, |
Equator | an imaginary line drawn around the earth equally distant from both poles, dividing the earth into northern and southern hemispheres and constituting the parallel of latitude |
Prime Meridian | a planet's meridian adopted as the zero of longitude. |
Northern Hemisphere | is the half that is north of the equator. |
Southern Hemisphere | is the half which is south of the equator. |
Eastern Hemisphere | The Eastern Hemisphere is a geographical term for the half of the Earth that is east of the Prime Meridian and west of 180° longitude |
Western Hemisphere | half of the Earth that lies west of the Prime Meridian |
Continents | any of the world's main continuous expanses of land (Africa, Antarctica, Asia, Australia, Europe, North America, South America). |
Map Grid | define the coordinate system, and are numbered to provide a unique reference to features. |