Answers

2014-04-14T05:19:44+05:30
Em consists of oscillating electric and magnetic fields which can travel through a vacuum
while all other type of waves need a medium to travel
they travel at fastest speed possible in the universe
they can behave as waves or a stream of packets (photons)
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2014-04-16T14:51:53+05:30
The electromagnetic waves are mostly light waves which are in the form of photons
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