Types of Maps SWBAT compare and contrast different map projections; analyze topographic maps; describe map characteristics, such as map scales and map legends

Flattening the Earth Using the plastic knife, carefully peel the orange, try to keep it in one piece so the continents stay intact. Try to lay your world map flat. Yes you can eat the orange Discuss: What happens when you try to flatten the pieces? Is there any way to keep the shapes from being distorted?

Types of Maps Map Name Description Use Mercator Projection Conic Projects longitude as parallel, so the areas near the poles are distorted Used for navigation of planes and ships Projects lines from a globe into a cone, high accuracy for small areas Used to make road maps and weather maps

Types of maps Map Name Description Use Gnomonic projection Topographic projection Projects points and lines from a globe at a single point, distorting direction and distance Used to plot long distance trips by sea or air Shows the hills and valleys of an area, the changes in elevation Used to determine where to climb a mountain

Definitions Map legend/key Map scale Explains what the symbols on a map represent Map scale The ratio between distances on a map and actual distances on the surface of the earth

What type of map is it? Gnomonic Conic Gnomonic Topographic Mercator