Map+Projections

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 * Map Projection**

What is cartography? the science of map-making. What is a cartographic map projection? a systematic transformation (also called //mapping//) from a round surface to a plane. Why is the Earth’s shape called a spheroid or oblate ellipsoid? because is a 3 demential circle pretty much How is latitude measured? What does it show? it's measured by angle. it shows you your position on earth. What are the Earth’s hemispheres? What separates the hemispheres? northern and southern,equator. eastern and western, Prime Meridian Explain why the Tropic of Capricorn and Tropic of Cancer are important. tropic of cancer is 23.5 degrees north and capricorn is 23.5 south of the equator Why doesn’t the sun set at the Antarctic Circle on December 21? on that day the earth is at a point where the earth rotating so the sun is always on that place. What is the accepted Prime Meridian? Why is this a convenient location? 0 degrees longitude, going through Britain Why do all map projections have distortion? What things are distorted? naval or army bases. secret places, because these things need to be to not give away places. Why are Mercator maps often used incorrectly as world maps? How should it be used? Why?

Look at the Equidistant Cylindrical map. What happens to the actually distance the farther north or south of the Equator you measure? Why?

Why is the shortest distance between two points on a map usually not a straight line? Explain.

What are the pros and cons of using a conformal map?