Lab 1

Lab 1: Google Earth, Topographic Maps, and Remote Sensing v Problem-Solving Module #1: Google Earth and Topographic Maps Download the following file from the Living Physical Geography book companion site and open it within Google Earth ¢ Liberty CO Topographic Layers. kmz (Note: This is a large file and may take a few minutes to download. Please be patient.) - . The kmz file will open with the Liberty, Colorado topographic map boundaries layer already turned on. Fly to marker A by double-clicking A in the Places Sidebar. What is the name of the national forest identified by marker A? Rio Grande National Forest N . Fly to marker B by double-clicking B in the Places Sidebar. Describe how the boundary of the national forest looks. The boundary lines appear straight, with a3 sort of staircase shape on the Eastern side In the Places Sidebar, right-click on “Liberty CO Boundaries™ and select “Properties.” Use the “Transparency” sliding bar to manipulate the map layer. What happens to the map layer when you slide the bar all the way to the left? w The map layer becomes more and more transparent until disappearing. .- . In the Places Sidebar, turn off the following map elements: Liberty CO Boundaries, markers A and B. Turn on the following map elements: Liberty CO Hydrography, markers C, D, and E. Fly to marker C by double-clicking C in the Places Sidebar. What is the name of the water source demarcated by marker C? Sand Creek o . Fly to marker D by double-clicking D in the Places Sidebar. What is the name of the water source demarcated by marker D? Cold Creek . Fly to marker E by double-clicking E in the Places Sidebar. Is marker E at a higher or lower elevation then markers C and D, and how do you know? Marker Eis at a lower elevation, and I can see this because topographic lines indicate elevation change. . Use the elevation indicator at the bottom of your Google Earth screen and record the °'°"Rh'z?fl<‘é'r"€‘|§"7,'s‘41 feet in elevation ~ Use the elevation indicator at the bottom of your Google Earth screen and record the elevation of marker D. Marker D is 10,699 feet in elevation. @0 L yoar\;\éu‘:z)du‘?flan\;gikzsggvne\%r:éI[%eré?w many vertical feet would you travel? 10. Use the Ruler on the Toolbar to measure the straight-line distance between markers E and D. How many miles (map length) exist between these two markers? | would travel 5.57 miles between marker E and D, according to the ruler tool.