Answer:
There you go! they explained it better than I could. hopefully that helps you, for more information you could simply look up an article.
Answer:
The positive effect of the application of a GPS over a compass is that one can get success in getting to his or her desired location. A GPS can inform about the exact location, and when it is combined with a map, it makes the person reach straight to where he or she desires to go
Answer:
they all have different charges
protons-positive
neutrons-neutral
electrons-negative