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Basic Map Components

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by

Stephanie Cantu

on 20 August 2014

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Transcript of Basic Map Components

Basic Map Components
What you use to read a map
Compass Rose:
Shows you the
Cardinal directions
Legend/Key:
Indicates what the
symbols represent
The Global Grid
Latitude Lines
Called parallels because the run parallel to the EQUATOR
Run from EAST to WEST
0`
Legend/Key:
Indicates what the
symbols represent.
Scale:
Gives the size of the area
In proportion to real life
The Global Grid
Lines of Longitude
Called Meridians because of the PRIME MERIDIAN
Run from Pole to Pole (North to South)
0`
The Global Grid
The Tropics
Tropic of Cancer is at 23 ½ ` N
Tropic of Capricorn is at 23 ½ ` S
CARTOGRAPHER
A person who
makes maps
Great Circle Route Map
(Globe):
Provides accurate information
about distances and
directions between
two points
.
Mercator Projection
Most distorted map.
Spreads the image near the
poles in order to flatten the image.
Images near the poles seem
larger than they really are.
Robinson Projection
Shape and size on a map
are both distorted
Areas around the pole
appear flatter than they really are.
Physical Map:
Depict many kinds of physical features, including mountains, rivers & lakes
Political Map
Show political features, including state
and national boundaries,
capitals, and big cities.
Types of Maps
Special-Purpose map
Display specific data or information.
Ex. Economic Activities and
Resources Map
Ex. Climate Maps
Geographic Tools
Geography uses scientific approaches to examine and understand where things are located.
SATELLITES
Remote sensing technology
Scientist can compare older
and more recent images to
identify changing in land use,
vegetation , and urban growth.
Global
Positioning
System
satellites broadcast extremely accuate time meausrements, and it is used to provide information about location.
GIS
Geographic
Information
System
uses computer technology to collect, manipulate, analyze, and display data about the earth's surface in order to solve geographic problems.
SONAR
SOUND
NAVIGATION
& RANGING
it analyzes sounds
to determine distance
and direction
Full transcript