Question
Which question can Rebecca ask if she is trying to determine if a wave is electromagnetic?(1 point)
Responses
Can the wave transmit energy?
Can the wave transmit energy?
Can the wave transmit matter?
Can the wave transmit matter?
Can the wave travel through a vacuum?
Can the wave travel through a vacuum?
Can the wave travel through a solid?
1 answer
The best question Rebecca can ask to determine if a wave is electromagnetic is:
"Can the wave travel through a vacuum?"
Electromagnetic waves do not require a medium to propagate and can travel through a vacuum, unlike mechanical waves which need a medium (solid, liquid, or gas) to travel.
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