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Lab 1.docx

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Mindi Foster

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Jua 23 Lab #1 Scale Contours -Isolines -Contour Interval Gradient Is the radio of the size of a feature on a map(map distance) to the size of feature on the ground(ground distance) - Ratio Scale 1:50000 Maps of different scales are used to provide varying levels of detail 1:1000000(Large area, low resolution) 1:25000(small area, high resolution) - more detail Contours Contours are part of a class of lines called Isolines Contours are imaginary lines that join points of equal elevation of a topographic map Used to represent change in elevation Portrays 3D component of landscape on a 2D medium li
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