key or legend : A map key, also called a legend, is the part of a map that explains what the symbols, colors or codes on a map mean. It helps us make sense of the map. On older maps the key or legend may be called the explanation or reference.
What explains the symbols and colors on a map?
Colors, shading and symbols may be used on a map to show thousands of different things. A map key or legend is an essential part of the map. It explains what the symbols on the map mean and allows you to make sense of the map.
What part of the map tell you what the symbols mean?
A map usually has a legend, or key , that gives the scale of the map and explains what the various symbols represent. Some maps show relief, or changes in elevation. A common way to show relief is contour lines, also called topographic lines.
These colours and symbols are called conventional signs and signals and the meaning of these symbols are shown in the key or legend on a map.
What are the 5 colors on a map?
- RED -Overprinted on primary and secondary roads to highlight them. ...
- BLACK -Manmade or cultural features.
- BLUE -Water-related features.
- BROWN -Contour lines and elevation numbers.
- GREEN -Vegetation features.
- WHITE -Sparse or no vegetation. ...
- PURPLE -Denotes revisions that have been made to a map using aerial photos.
What are the symbols used in maps?
Map symbols are categorized into three categories: Point Symbol, Line Symbol and Area Symbol . Map content is the most important element because it consists of major content that is always laid out at the Visual Center of map margin, and it must be the most prominent element and cover majority of map areas.
What are the 5 map symbols?
Most maps will have the five following things: a Title, a Legend, a Grid, a Compass Rose to indicate direction, and a Scale .
What are map key symbols?
A map legend or key is a visual explanation of the symbols used on the map . It typically includes a sample of each symbol (point, line, or area), and a short description of what the symbol means.
What are topographic symbols?
A topographic map shows more than contours. The map includes symbols that represent such fea- tures as streets, buildings, streams, and vegetation . These symbols are con- stantly refined to better relate to the features they represent, improve the appearance or readability of the map, or reduce production cost.
What are the 6 components of a map?
- Data Frame. The data frame is the portion of the map that displays the data layers. ...
- Legend. The legend serves as the decoder for the symbology in the data frame. ...
- Title. ...
- North Arrow. ...
- Scale. ...
- Citation.
What are the 6 basic features of a map?
They are- title, direction, legend(symbols), north areas, distance(scale), labels, grids and index, citation – which make it easier for people like us to understand the basic components of maps.
What are three components of map?
There are three Components of Maps – distance, direction and symbol . Maps are drawings, which reduce the entire world or a part of it to fit on a sheet of paper. Or we can say maps are drawn to reduced scales.
What do the colors on the map mean?
Physical maps use color most dramatically to show changes in elevation . A palette of greens often displays elevations. Dark green usually represents low-lying land, with lighter shades of green used for higher elevations. ... Green-gray, red, blue-gray, or some other color is used for elevations below sea level.
What do the color codes mean on Google maps?
Traffic colors
The color code shows you the speed of traffic on the road . Green: No traffic delays. Orange: Medium amount of traffic. Red: Traffic delays.
What does blue Colour on a map indicates?
The topographical maps use the color blue to show water bodies like perennial rivers, canals, well, tanks and springs . Most contour lines, which are relief elevations and features, are denoted by the colour brown on a map.
Why do we use symbols on the map?
Symbols are used in maps to represent or indicate real objects or characteristics . Maps are a reduced representation of the world and so symbols are used to make sure that a person easily reads a map while correlating them with the real world.
