Wednesday, December 2, 2009

Topographic Map

Topographic maps use lines called "contour lines" to show detailed and accurate graphic representation of cultural and natural features on the ground.  They use 3-D images to effectively portray an idea on a 2-dimensional surface.  It characterizes the ground by large-scale detail and quantitative representation of relief using contour lines in mapping.  They visualize natural and man-made features.



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