Global Positioning System Flashcards, test questions and answers

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What is Global Positioning System?

The Global Positioning System (GPS) is one of the most important technological developments of the twentieth century. It is a satellite-based navigation system that was first developed by the United States Department of Defense in the 1970s. GPS technology has become an integral part of our everyday lives, providing us with directions, allowing us to keep track of our vehicles, helping us plan trips and so much more.At its core, GPS works by using a network of satellites orbiting the Earth to triangulate a user’s location with incredible accuracy. Each satellite transmits different signals which are picked up by receivers on the ground and used to calculate position and velocity information. By combining signals from multiple satellites at once, GPS receivers can determine precise location with an accuracy ranging from a few meters to millimeters depending on their sophistication level.GPS technology has had an enormous range of applications since its introduction. It is used in virtually every field imaginable including agriculture, transportation, emergency services and military operations. On a personal level it has provided us convenience in many aspects such as navigation while driving or finding restaurants during travel without having to consult paper maps or wait for directions from strangers; it also helps people stay connected through their phones even when they may be lost due to lack of familiarity with their surroundings. Furthermore, advances in GPS technology have enabled greater possibilities such as tracking wildlife for research purposes or real-time monitoring for air traffic control systems; it also facilitates precise remote sensing on land via aerial imaging platforms enabling increased safety measures for industrial activities and more informed decision making within urban planning fields – just to name a few examples.