ECON 2030 : LA 1203 Midterm Lec 1 Review 1
Document Summary
Map projection: it is not possible to represent on a flat map the spatial relationships of, angle, distance, direction, area, scale, all on the same projection. A globe is required: must drop off one of those to make a 3d figure of earth on a 2 d paper. Mercator projection- (cylindrical: first published in 1569. Goode"s interrupted projection: looks like an orange peel flattened out, not everything is correct on the map. Large scale: smaller area, more detail, larger rf number-denominator small. Small scale: large area, less detail, smaller rf number-denominator large, represents one of something (cm, in, etc) Ways of showing relief or elevation on a map: hillocks, hochures, contour lines, also the use of color and shading. San francisco bay area, ca: san andreas fault, black area is reservoir, water commissioner-fancy garden and house, filoli mansion and garden, earthquakes very common, 1906 earthquake and fire city of sf wanted to get more water.
