Multiple Choice
A global positioning system GPS) is a wireless system that uses _______________ to determine where the GPS device is located anywhere on the earth. GPS equipment has been used extensively for navigation by commercial airlines and ships, and for locating trucks and buses.
A) A network of radio towers
B) The earth's magnetic field
C) Satellites
D) The position of the stars
Correct Answer:
Verified
Correct Answer:
Verified
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