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Geography of the Americas

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Geography of the Americas Geography of the Americas Globes Only accurate way to draw the earth. Behaim s Globe 1492 German cartographer First round map of the world ... – PowerPoint PPT presentation

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Title: Geography of the Americas


1
Geography of the Americas
Geography of the Americas
2
Section 2
Tools of Geography
3
  • Globes
  • Only accurate way to draw the earth.
  • Behaims Globe
  • 1492 German cartographer
  • First round map of the world

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5
  • Latitude and Longitude
  • Each line measured in degrees () and minutes ()
  • Latitude
  • Also known as parallels
  • 90N farthest North and 90S is farthest south
  • Equator
  • Longitude
  • Also known as meridians
  • Prime Meridian 0
  • International Date Line 180

6
  • D. Grid System
  • Coordinates
  • A locations degrees of latitude and longitude
  • Gives the Absolute Location
  • Example Coordinates of Philadelphia are 40N
    and 75W
  • Examples

7
  • E. Hemispheres and Continents
  • Earth sliced at the Equator and the Prime
    Meridian.

8
  • Continents

9
North America
10
South America
11
Africa
12
Europe
13
Asia
14
Australia
15
Antarctica
16
  • Continents North America, South America,
    Europe, Asia, Africa, Australia, Antarctica
  • Map Projections
  • Maps are flat drawings of the earths surface and
    can take different forms, or projections.
  • Mercator projection shows land shapes
    accurately, but not sizes or distances.
  • Interrupted Projection shows Mercators world
    as a cut-up sphere. Size more accurate, but hard
    to measure distances.

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D. Robinson Projection most commonly used,
some distortion on northern and southern tips.
20
E. LANDSAT created by photographic
satellites
21
  • Types of Maps
  • General-purpose show wide range of general
    information about an area.
  • Physical maps show natural features such as
    rivers and mountains
  • Political maps show places people have created
    such as cities or boundaries of states and
    nations
  • Special-purpose maps who information on
    specific topics such as land use, climate, or
    vegetation

22
  • Assignment Discuss one advantage and one
    disadvantage of maps AND one advantage and one
    disadvantage of globes.
  • Use paragraphs and complete sentences.
  • Minimum ½ page.
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