Part of us humans daily life.
Answer:
Four satellites are needed to find your location. GPS's get the signal from satellites and that can calculate the distance you are from those satellites and location. the satellites emit high frequency low power signals that your GPS can pick up.
Explanation:
The answer is M. T<span>he classifications of star temperature which is coolest is M. The coolest star is Red Dwarfs, </span> the coolest of type M are red in color and have surface temperatures of about 3,000 °C or 5,400 °F. <span>Red dwarfs are small stars in terms of their mass.</span>