The scale of a map is the ratio between distances on the map and corresponding distances in the real world, e. g., if a map has a scale of 1:50,000, then 1 cm on the map equals 50,000 cm or 0.5 km on the Earth's surface.
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Civil Engineering Encyclopedia
Projection - Map Characteristics
- Haseeb Jamal
- Geographic Information System-GIS
A projection is a method by which the curved surface of the earth is represented on a flat surface.
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What is GIS
- Haseeb Jamal
- Geographic Information System-GIS
GIS can be considered as a map information system for management, analysis, presentation and distribution. A GIS stores information about the world as a collection of layers that can be linked together by geography.
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Map - Types of Maps -Characteristics of maps
- Haseeb Jamal
- Geographic Information System-GIS
A map is a graphic form, normally to scale, of spatial abstraction of features on, or in relation to, the surface of the Earth.
Types of maps
- Topographic maps
- Thematic maps
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