where is it ?
Post on 31-Dec-2015
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WHERE IS IT?Absolute & Relative
Location
&
GPS Technology
If you wanted to invite your teachers to dinner, and they didn’t know where you live, what instructions would you
give them?
NAVIGATIONthe method of determining position,
course, and distance traveled
NAVIGATION answers the question:
HOW DO I GET THERE?
NAVIGATION SYSTEMS:
• LANDMARK NAVIGATION• DEAD RECKONING• DIRECTIONS/DISTANCES• CELESTIAL
RELATIVE LOCATIONRELATIVE LOCATION
where a place is located where a place is located in RELATION to other in RELATION to other
places places
ABSOLUTE LOCATIONthe precise position on the globe as
measured on the grid system
ABSOLUTE LOCATION is measured in
DEGREES (°)
Global Positioning Systems Global Positioning Systems (GPS)(GPS)
• a PRECISE global positioning system
• developed and maintained by the Department of Defense
• consists of 24 satellites
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