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What are Maps: Geography NCERT Notes for UPSC
Jan 19, 2023
A map is a representation or a drawing of the Earth’s surface or a part of it drawn on a flat surface according to a scale. Generally, maps provide more information than a globe. Scroll further down to know more about Maps, their types, and much more to simplify your UPSC CSE preparation.
Types of Maps
Physical Maps: Maps showing natural features of the Earth such as mountains, plateaus, plains, rivers, oceans, etc. are called physical or relief maps.
Political Maps: Maps showing cities, towns and villages, and different countries and states of the world with their boundaries are called political maps.
Thematic Maps: Some maps focus on specific information; such as roadmaps, rainfall maps, maps showing the distribution of forests, industries, etc. are known as thematic maps.
Important components of maps
Scale: Scale is the ratio between the actual distance on the ground and the distance shown on the map. Small scale and large scale maps are two types of maps.
Cardinal points: These points on maps are directions such as North, East, West, and South.
Symbols: Maps have a universal language that can be understood by all. There is an international agreement regarding the use of these symbols. These are called conventional symbols.
Sketch: A sketch is a drawing mainly based on memory and spot observation and not to scale. It is a rough drawing without scale.
Plan: A plan is a drawing of a small area on a large scale. A large-scale map gives a lot of information, for example, the length and breadth of a room, which can’t be shown on a map.
Thus, maps act as a blue print as it provides authentic information about any place or region.