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 Mapmaking Guide (6-8)
include brown or green for land and blue for water. Topographic maps are general reference maps showing coastlines, cities, and rivers that use contour lines to show elevation differences. Such maps are helpful to hikers because they can show elevat...
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include brown or green for land and blue for water. Topographic maps are general reference maps showing coastlines, cities, and rivers that use contour lines to show elevation differences. Such maps are helpful to hikers because they can show elevation changes along a trail. Government agencies like the U.S. Geological Survey (USGS) produce these maps that are often based on satellite data or aerial photography. Satellite maps are produced from data recorded by satellite sensors and transmitted to
5
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http://www.nationalgeographic.com/xpeditions/lessons/09/g68/cartographyguidestudent.pdf#page=5
www.nationalgeographic.com/xpeditions/lessons/09/g68/cartographyguidestud...
include brown or green <span class="highlight">for</span> land and blue <span class="highlight">for</span> water. <span class="highlight">Topographic</span> <span class="highlight">maps</span> are general reference <span class="highlight">maps</span> showing coastlines, cities, and rivers that use <span class="highlight">contour</span> lines to show elevation differences. Such <span class="highlight">maps</span> are helpful to hikers because they can show elevation changes along a trail. Government agencies like the U.S. Geological Survey (USGS) produce these <span class="highlight">maps</span> that are often based on satellite data or aerial photography. Satellite <span class="highlight">maps</span> are produced from data recorded by satellite sensors and transmitted to
Mapmaking Guide (9-12)
include brown or green for land and blue for water. Topographic maps are general reference maps showing coastlines, cities, and rivers that use contour lines to show elevation differences. Such maps are helpful to hikers because they can show elevat...
1
0
include brown or green for land and blue for water. Topographic maps are general reference maps showing coastlines, cities, and rivers that use contour lines to show elevation differences. Such maps are helpful to hikers because they can show elevation changes along a trail. Government agencies like the U.S. Geological Survey (USGS) produce these maps that are often based on satellite data or aerial photography. Satellite maps are produced from data recorded by satellite sensors and transmitted to
5
0
http://www.nationalgeographic.com/xpeditions/lessons/09/g912/cartographyguidestudent.pdf#page=5
www.nationalgeographic.com/xpeditions/lessons/09/g912/cartographyguidestu...
include brown or green <span class="highlight">for</span> land and blue <span class="highlight">for</span> water. <span class="highlight">Topographic</span> <span class="highlight">maps</span> are general reference <span class="highlight">maps</span> showing coastlines, cities, and rivers that use <span class="highlight">contour</span> lines to show elevation differences. Such <span class="highlight">maps</span> are helpful to hikers because they can show elevation changes along a trail. Government agencies like the U.S. Geological Survey (USGS) produce these <span class="highlight">maps</span> that are often based on satellite data or aerial photography. Satellite <span class="highlight">maps</span> are produced from data recorded by satellite sensors and transmitted to
Geographic Information Systems
cover (figs. 3 and 4). Likewise, census or hydrologic tabular data can be converted to a maplike form and serve as layers of thematic information in a GIS (figs. 5 and 6). Figure 1a. U.S. Geological Survey (USGS) digital line graph (DLG) data of roads. Figure 1b. USGS DLG of rivers....
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