Question

How does the Global Positioning System work?

Answer 1

GPS is a system of 30+ navigation satellites circling Earth. We know where they are because they constantly send out signals. A GPS receiver in your phone listens for these signals. Once the receiver calculates its distance from four or more GPS satellites, it can figure out where you are.

Answer 2

Explanation:

The Global Positioning System (GPS) is made up of satellites, ground stations, and receivers. GPS is a system. ... Once the receiver calculates its distance from four or more satellites, it knows exactly where you are