NameDate Maps and Globes Geographers have many tools to help them learn about EarthToday ID: 95048
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Summary: The Geographers Tools NameDate Maps and Globes Geographers have many tools to help them learn about Earth.Todays knowledge and technology allow a cartographer to make maps that give a detailed and accurate picture of the world.Both maps and globes show Earth and its features.A globe is a good model of the world because it has three dimensions.It shows Earths actual shape. Maps can be folded,carried,hung on a wall,or printed. about the worlds population.Such a graph shows facts quickly and clearly.Maps,charts,and graphs can show the same information in much less space than words. Mapmakers Tools Advances in technology have helped people locate their position on Earth.The magnetic compass is used to figure out direction.The sextant and the chronometer help sailors find their ships latitude and longitude.The Global P ositioning System (GPS) helps people on land,at sea,or in the air pinpoint their exact position. not perfectly accurate. because maps show the world in two dimensions,they are However, However,globes are hard to carry around. Find and circle each v cartographer noun, a mapmaker thematic map noun, a map that focuses on one particular idea or theme map projection noun, Earths curved surface on a flat map What are the main problems faced by cartographers? Highlight two problems faced by cartographers. How do maps, c harts,and graphs differ from words in explaining g eographical information? Underline the sentence that tells how maps, charts, and gr aphs differ from words in e xplaining geographical information. What are some of the technological adv&#xNone;ances that ha been made in determining location? Circle the sentences that tell about the technological advances that help people determine their location. CHAPTER 2, LESSON 2 57358_U01C02_IAS pp4 6/24/04 2:49 PM Page 4