What you are looking at is a 3-D image of Glacier National Park with a topographic overlay. A what?
Questions to consider:
1. What are the differences between geological maps, topographic maps, aerial photographs, satellite images, and physical maps?
2. What is topography?
3. What does a topographic map show?
4. What is the difference between relief and slope of the land?
5. How do you use contour lines to find the contour interval?
6. How can a topographic map help you identify landforms?
Types of maps:
Geological Map - show rock types and ages
Physical Map - shows land features
Topographic Map - shows the shape of the Earth's surface with lines that represent elevation
Satellite Images and aerial photography
Mississippi River Delta
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Satellite Image - taken from orbiting satellite in space
Color Interpretation: dark blue/black = ocean water, light blue - sediment and shallow waters, red (false-color) = vegetation
Aerial Photography - taken from somewhere in the atmosphere
Directions: Match the landform letters to its topo map numbers!
Topo Activity 1
Directions: What is the contour interval of this topo map section? (Units will be in feet)
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