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coldgirl [10]
3 years ago
14

C. How is EM created?

Chemistry
2 answers:
diamong [38]3 years ago
7 0
Electromagnetic waves are formed when an electric couples with a magnetic field Magnetic and electric fields of an electromagnetic wave are perpendicular to each other and to the direction of the wave.
Arada [10]3 years ago
6 0
EM is created by moving charges back and forth will produce oscillating electric and magnetic fields, and these travel at the speed of light
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