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Shvoong Home>Science>Bioengineering & Biotechnology>What Is Global Positioning System(Gps) Summary

What Is Global Positioning System(Gps)

Article Summary   by:rnmorales_08     Original Author: Lady Camille De Guia
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GPS is a system of 24 satellites located 20,000 kilometers above Earth. These solar-powered satellites circle Earth making two complete revolutions daily.

    GPS receivers are devices that receive GPS information. These devices locate four or more GPS satellites and the devices' distance to each satellite. Bases on this information, the location of the GPS receiver is known.

    GPS was originally developed by the United States military as a military navigation system. However, it soon beacme available to the public. Today, GPS makes telling directions for geographers, travelers, or motorists easier. It provides information to anyone anywhere in the globe at any given , in any weather condition. 

    GPS has many uses. MAny people and different field can benefit from GPS. For one, drivers or motorists can use it to find other ways of getting to a particular place. GPS' also makes air travel safer and more efficient. GPS is used in telling the time in a place in a very exact way. It is also used in lokking at Earth and Earth's condition from space. This technology is also used to gather information about the environment. In times of disaster,  GPS helps rescues save lives by letting them know the exact location of landmarks, streets, and buildings. Knowing this information is very important in immediately delivering help and relief to areas and people affected by disasters. Naturally, GPS is used for highly accurate and more efficient mapping.
Published: November 06, 2010   
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