Signs And Symbols Used In Maps
They can be in the form of alphabets figures signs or colour wash. No one can understand the importance of atlas as a students can.
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To understand these features.
Signs and symbols used in maps
. There are three types of map symbols. Symbols used in atlases. Such symbols may be drawings letters lines shortened words or coloured areas. Every map is accompanied by a legend or key.The survey of india soi have standardised a set of conventional signs and symbols to be used in topographical maps. This post will be a key for you to read maps. They are important because. Maps show features in a plan view as birds see it from above.
They represent different features on a map and are not drawn to scale. As a civil engineer you must know how to read the drawings maps and plans. A map symbol is a graphical device used to visually represent a real world phenomenon or a characteristic thereof on a map working in the same fashion as other forms of symbols. Symbols are used to represent geographic phenomena which exist in and are represented by a variety of.
Atlas is a book of maps which is a combination of maps of continents oceans countries and specially the natural political regions of india. Colours play an important role in these maps. Map symbols may include point markers lines regions continuous fields or text. Various types of symbols are used in different types of maps.
The key is essential since it contains what each symbol on the map stands for. Seven colours are commonly used in the maps of survey of india. Line symbols railways roads power lines telephone lines. Os map skills geographers need to know how to use and interpret maps.
Conventional symbols are widely accepted signs or sign systems which signify an idea or concept. Point symbols buildings dipping tanks trigonometrical beacons. These can be modified visually in their shape size color pattern and other graphic variables. It is impossible to label every single feature in words on a map therefore we use map symbols.
Point line and area symbols are used to depict various physical and cultural features. Each colour represents particular height and depth. Most map symbols are conventional signs as they are understood by everyone around the world. Conventional signs and symbols used in maps in a map or drawings or plans or in land surveying the objects or an area is depicted by symbols not by names.
In addition to using traditional map symbols geographers can use technology such as gps to help their mapping skills.
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