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TOPOGRAPHIC MAPS. TOPO MAPS Shows elevation, change in elevation, rivers, towns, points of interest, sometimes roads. Useful when hiking. Elevation.

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Presentation on theme: "TOPOGRAPHIC MAPS. TOPO MAPS Shows elevation, change in elevation, rivers, towns, points of interest, sometimes roads. Useful when hiking. Elevation."— Presentation transcript:

1 TOPOGRAPHIC MAPS

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3 TOPO MAPS Shows elevation, change in elevation, rivers, towns, points of interest, sometimes roads. Useful when hiking. Elevation is given in feet above sea level

4 KEY TERMS CONTOUR LINE – lines that show equal elevation

5 KEY TERMS INDEX CONTOUR – darker line that gives elevation above sea level

6 KEY TERMS RELIEF – the difference in elevation between the highest and lowest points in an area.

7 KEY TERMS CONTOUR INTERVAL– the difference in elevation between contour lines

8 GOLDEN RULES RULE 1 – points on a contour line represent the same elevation

9 GOLDEN RULES RULE 2 – CLOSE contour lines = STEEP FAR APART contour lines = GENTLE

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11 GOLDEN RULES RULE 3 – contour lines that cross a stream are V shaped. –The V points to upstream to higher elevation

12 GOLDEN RULES RULE 4 – = The tops of hills, mountains, peaks = depressions, where lines point to bottom of depression

13 TOPGRAPHIC MAPS 21

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