1. 2 GPS Basics 3 The Global Positioning System (GPS) is a worldwide radio-navigation system formed from a constellation of 24 satellites and their ground.

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Presentation transcript:

1

2 GPS Basics

3 The Global Positioning System (GPS) is a worldwide radio-navigation system formed from a constellation of 24 satellites and their ground stations.

4 Earth Circumference –24,000 Miles Rotation –1,000 Miles/Hour –1 Day Cycle

5 GPS Satellites Distance from Earth –½x Earth’s Circumference –12,000 Miles 2 Orbits in 24 Hours –Travel 7,000 Miles/Hour Powered by Solar Energy

6 How GPS Works

7 2D Trilateration 625 miles 690 miles 625 miles 615 miles 625 miles 690 miles

8 Signal Transmission

9 Real World GPS Applications LocationLocation - determining a basic position Navigation - getting from one location to another Tracking - monitoring movement of people and things Mapping - creating maps of the world Timing - bringing precise timing to the world Navigation Tracking Mapping Timing

10

11 Student Map

12

13 GPS Applications Tree & Plant Identification Science & Technology Bicycle Safety

14 GPS Applications High Adventure Fishing & Canoeing Science & Technology

15 GeoCaching Scavenger Hunt Zip Code Adventure Educational Recreation Families and Friends Exciting and Fun!

16

17 Credits -How Stuff Works - 4H Navigation to Success by Brady Mitchell - All About GPS - Tracks4Africa - EARTHCACHE

18 Questions? Comments

19 3D Trilateration

20

21

22 3D Trilateration

23 Click Stick Page Button On/Off Button

24 GPS Applications Wildlife Mapping Environmental Education Earth Science

25

26 What is GPS?

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