Question

What is the purpose of the Global Positioning System?
A.
to help find exact location using satellite signals and receivers
B.
to take aerial photographs using planes and weather balloons
C.
to help study weather patterns using radio waves
D.
to analyze maps with software by combining them with data

Answer 1

A. to help find exact location using satellite signals and receivers

(GPS uses a network of satellites and receivers to determine precise position, time, and velocity anywhere on or near Earth.)