Global Positioning System (GPS)
A system which uses satellites to precisely locate an object on earth. Used by trucking companies to locate over-the-road equipment.
Related Links
Global Positioning System
GPS.gov: GPS Overview
GPS (Global Positioning System) Definition
Garmin – What is GPS?
Related Videos

How Does GPS Work?

Global Positioning System (GPS) Fundamentals: A Video Lecture

How GPS Works

Adventures in Science: How GPS Works

How does GPS work?
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How Does GPS Work?
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Global Positioning System (GPS) Fundamentals: A Video Lecture
-
How GPS Works
-
Adventures in Science: How GPS Works
-
How does GPS work?