238 aPPenDiCes
showing relief on maps. Commonly, cool colors are used for low elevations and warm
colors for high elevations.
See also Layer tint.
Imagery. Visible representation
of objects from cameras,
scanners, radar, or other sensors.
Inset map. A separate map located within the neat line of a larger map. It may be a portion of
the map at an enlarged scale, an area that falls outside the borders but included within
for
convenience, or a smaller scale map of surrounding
areas included for location
purposes.
Intensity. The richness of a color. Other terms used are “chroma,” “saturation,” and
“purity.”
Interactive Map. A map that allows the user to click on parts of the map and interact with
various features.
Internal base data. These data, which are a part of the base map, include such things as admin-
istrative boundaries, coastlines, cities, transportation routes, place names, mountains,
rivers, and lakes, that is, geographic information on or within the mapped area itself.
