Houghton Mifflin Social Studies
Lesson at a Glance Outline

Chapter 2, Lesson 3: Putting Maps to Work (pp. 42-45)

I. Maps for Different Purposes

II. The Shape of the Earth

    A. Cartographers must decide how to show the earth's curved shape on a flat map.

    B. Cartographers developed different types of map projections, or ways to show the earth's curved surface.

    C. Some map projections distort the shape of the land and water.


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