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Exploring Maps and Map Projections: Essential Concepts in Geography

Discover the fundamentals of maps and map projections in Mr. Gritman’s Geography Class. Learn about physical, political, and special purpose maps, along with essential map terms like compass rose, legend/key, and scale bar. Uncover the reasons for using different map projections like Mercator, Goode’s Interrupted, Winkle Triple, and Robinson. Explore why each projection offers unique advantages and disadvantages for various applications.

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Exploring Maps and Map Projections: Essential Concepts in Geography

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  1. Maps and Map Projections Mr. Gritman’s Geography Class

  2. Maps • Globes • Most accurate map someone can have. • Physical Maps • Displays physical features of a region. • Political Maps • Displays political boundaries and cities. • Physical / Political Maps • Combination map • Special Purpose Maps • Maps that display specific or “special” information.

  3. Physical Maps

  4. Political Maps

  5. Political / Physical

  6. Special Purpose Maps

  7. Map Terms • Compass Rose • Displays the Directions • Legend or Key • Explains the symbols on the map. • Scale Bar • Demonstrates distance and scale.

  8. Map Projections • It is not useful to use a globe for travel or reference…therefore: • The surface of the Globe is removed and stretched out on a flat surface so it can be used. • Each of them have advantages and disadvantages.

  9. Mercator Projection

  10. Goode’s Interrupted Projection

  11. Winkle Triple Projection

  12. Robinson Projection

  13. Questions • Why would someone want to use a Mercator Projection Map? • Why would someone use a Goode’s Interrupted Projection Map? • Why would someone want to use a Winkle Triple Projection Map?

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