Answers

2015-02-04T20:41:15+08:00

This Is a Certified Answer

×
Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
An electromagnetic wave is a signal that goes in all directions. The wave will move uniformly through its medium if the medium is uniform. A plane wave is the concept.
0