IGCSE - Map Work Basics

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  • 1. Map Work The Basics
  • 2. Scale
    • 1:50000, 1:25000, 1 cm = 500m, etc. etc. What does it all mean?
  • 3. Scale
    • Measure and calculate distance and area.
  • 4. Location
    • Locate points by grid reference ( 4 and 6 figure).
  • 5. Location
    • and latitude and longitude.
  • 6. Location
    • Orientation by direction and bearing.
  • 7. Relief
    • Show height and slope - spot heights, triangulation points, contours, layer and hill shading, cliff symbols.
    http://www.cchs.co.uk/subjects/geography/ks3/resources/exercises/map-symbols/map-symbols.htm
  • 8. Relief
    • Working out gradient – steep or gentle.
    http://geology.isu.edu/geostac/Field_Exercise/topomaps/slope_calc.htm http://www.geographyhigh.connectfree.co.uk/s3osintervisibilityd.html http://147.238.144.82/umw/animations/ORD_005a6e.htm
  • 9. Relief
    • Constructing sketch and cross profiles.
    http://geology.isu.edu/geostac/Field_Exercise/topomaps/topo_profiles.htm
  • 10. The Key or Legend
    • Recognize and interpret map symbols commonly used on maps from different countries.
  • 11. Imaging
    • Gain familiarity with satellite images,
  • 12. Imaging
    • aerial and oblique photographs.