Wgu D199 - Introduction To Physical And Human Geography Study Guide Questions And Correct Answers

Proportional symbol maps {Ans: use symbols that occur at points across a map, but unlike dot maps, the symbol size varies based on the quantity or magnitude of the thing being measured. Generally speaking, higher values get larger symbols. Can be used to represent data at precise locations (points) or data averaged over a geographic area.}Chloropeth Map {Ans: A thematic map that uses tones or colors to represent spatial data as average values per unit area.}graticule {Ans: refers to longitude and latitude on a three-dimensional globe.}Projections {Ans: deal with the methods and challenges around turning a three-dimensional (and sort of lumpy) earth into a two-dimensional map.}Proportional symbol map key disadvantage {Ans: the greater likelihood of visual clutter. Symbols may overlap if locations with large values are close together. The relative sizes of symbols can matter.}What kindve map is this? {Ans: Reference map}