This is the term for transforming the Earth's three-dimensional spherical surface onto a flat piece of paper or screen.
What is map projection?
This feature on a map helps you interpret symbols and colors on special purpose and physical maps.
What is a key or legend?
Map projections always introduce this problem when converting from 3D to 2D.
What is distortion?
This imaginary line of latitude, measured at 0°, divides the Northern and Southern Hemispheres.
What is the Equator?
This professional creates maps using mathematical formulas.
What is a cartographer?
This projection, created in 1569, turns the globe into a cylinder and is best used for navigation, but exaggerates the size of land near the poles.
What is the Mercator Projection
These four main directions are shown on a compass.
Question: What are North, South, East, and West (or cardinal directions)?
These are the four properties that can be distorted on maps:
What are shape, distance, direction, and area?
This imaginary line of longitude, measured at 0°, runs through Greenwich, England and divides the Eastern and Western Hemispheres.
Question: What is the Prime Meridian?
The Mercator projection has the most distortion in these two regions of Earth. Question:
What are the North and South Poles
On the Mercator projection, Greenland appears roughly the same size as this continent, even though in reality this continent is nearly 14 times larger.
What is Africa?
This map feature shows distance on a map versus real distance.
What is a scale?
The idea that this direction is "up" on maps is a cultural convention, not a scientific necessity, influenced by European mapmakers.
These lines run parallel around the world and measure distance North and South of the equator from 0° to 90°.
What are lines of latitude?
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This projection represents areas correctly and proportionally, so if South America is 8 times larger than Greenland on a globe, it will be 8 times bigger on the map.
What is the Equal Area (or Peters) Projection?
These maps show clear borders between countries, states, cities, and counties.
What are political maps?
These societies had South at the top of their Maps, due to the location important religious/geographic landmarks
Early Islam/ Ancient Egypt
These lines run North and South between the poles and measure distance East and West from 0° to 180°.
What are lines of longitude?
What bias is created by the Mercator Projection?
This projection is frequently used in classrooms, distorts both size and shape but not much, and is considered a compromise projection with uninterrupted oceans.
What is the Robinson Projection?
These maps show physical features like mountain ranges, valleys, and deserts
What are physical maps?
This is the main advantage of the Mercator projection that made it valuable for sailors and ship navigators.
What is showing true direction (or accurate directional relationships)?
The Polar (or Azimuthal) projection is most accurate in this region and is used by airline pilots to plot the best route around the globe.
What are the poles (or polar regions)?
This projection interrupts the oceans and minimizes distortion in the shape and size of land masses, making tThis projection interrupts the oceans and minimizes distortion in the shape and size of land masses, making them appear relatively large compared to the oceans.
What is the Goode Projection?
These maps show specific information like natural resources, cultural concepts, or movement of people, and are useless without a key.
What are special purpose maps?
This is the imaginary line that a planet spins around.
What is an axis?