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Symbols are used to represent geographic phenomena, which exist in, and are represented by, a variety of spatial forms. Different kinds of symbols are used to portray different spatial forms. [1] Phenomena can be categorized a number of ways, but two are most relevant to symbology: ontological form and dimensionality.
Decoration, additional symbols attached to the text, is used differently on maps than in block text. Common decorations such as underline and strikeout are rarely used, but a halo or mask , hiding the underlying features around a label, is often used to increase legibility where there are many features that cannot be avoided. [ 16 ]
Less commonly, the typeface is used on street signs in the United States, including in some suburbs of the Baltimore-Washington Metropolitan Area, parts of Pennsylvania, and by the Contra Costa County Transportation Authority. Previously used on road signs in Japan and South Korea. Helvetica Neue: Metlink/Public Transport Victoria Swiss Federal ...
English: A guide to some common symbols found on geologic maps. Includes strike and dip, vertical strata, horizontal strata, anticline axis, syncline axis, plunging anticline axis, plunging syncline axis, and strike-slip fault.
Physical map of Earth Political map of Earth. A map is a symbolic depiction of interrelationships, commonly spatial, between things within a space. A map may be annotated with text and graphics. Like any graphic, a map may be fixed to paper or other durable media, or may be displayed on a transitory medium such as a computer screen.
Maps serve a wide variety of purposes; they may be descriptive (showing the accurate location of geographic features to be used in a variety of ways, like a street map), exploratory (showing the distribution of phenomena and their properties, to look for underlying patterns and processes, like many thematic maps), explanatory (educating the ...
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The various features shown on the map are represented by conventional signs or symbols. For example, colors can be used to indicate a classification of roads. These signs are usually explained in the margin of the map, or on a separately published characteristic sheet. [17] Topographic maps are also commonly called contour maps or topo maps.