Download presentation
Presentation is loading. Please wait.
1
Geography of the Americas
2
Section 2 Tools of Geography
3
Globes Only accurate way to draw the earth. Behaim’s Globe
1492 German cartographer First round map of the world
5
Latitude and Longitude
Each line measured in degrees (°) and minutes (´) Latitude Also known as parallels 90°N farthest North and 90°S is farthest south Equator Longitude Also known as meridians Prime Meridian 0° International Date Line 180°
6
D. Grid System Coordinates Examples:
A location’s degrees of latitude and longitude Gives the Absolute Location Example: Coordinates of Philadelphia are 40°N and 75°W 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 earth’s surface and can take different forms, or projections. Mercator projection – shows land shapes accurately, but not sizes or distances. Interrupted Projection – shows Mercator’s world as a cut-up sphere. Size more accurate, but hard to measure distances.
19
D. Robinson Projection – most commonly
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.
Similar presentations
© 2024 SlidePlayer.com. Inc.
All rights reserved.