CEE 6440 Midterm: Exam2009
31 Jan 2019
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Gis in water resources midterm exam fall 2009. Please do all 4: basic concepts, the nhdplus contains the synthesis of three large national geospatial datasets. Also indicate the data source (i. e. organization) that provides datasets for each of these information types: stream ___________, well ____________, stream gauging station ____________, a set of points and lines are used to form a geometric network. Explain how the network has additional information beyond what the points and lines possessed by themselves: elevation ____________, rainfall ____________, landuse ____________ Page 2 of 6: digital elevation models and projections, two srtm 3" dems have been downloaded from the seamless data server (http://seamless. usgs. gov), one from northern canada and the other from central america. Arccatalog the spatial metadata reports the following information. Distance ad: determine the surface area of the earth covered by this grid in km2, hydrology and digital elevation models. Following is a grid of elevations in a 30 m digital elevation model.
