GEOG 1HA3 Lecture Notes - Lecture 2: Mercator Projection, Universal Transverse Mercator Coordinate System, Transect
10 Feb 2017
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Document Summary
Cartography is the art of map making. Any concrete or or abstract image of the distributions and features that occur on or near the surface of the earth or other celestial bodies. Maps display data but also reveal spatial relationships. Computer system for capturing, storing, checking, and displaying data related to positions on earth"s surface. Gis can show how many different kinds of data on one map. Enables people to easily see, analyze, and understand patterns and relationships map elements: Three main types: graphic line scale, verbal scale, representative fraction (rf) scale. Small vs. large scale: e. g. a 1:100 000 scale map (small scale) covers a greater area than a. 1:500 scale map (large scale) graphic line scale: 2cm on map = 1km in the real world, 1cm on map =. 5 km in the real world verbal scale: 1cm on map represents 1km on the earth.
