4 In which medium would an electromagnetic wave travel the fastest? A. air C. vacuum B. granite D. water

asked Jan 5, 2022 65.5k views

7 votes

4 In which medium would an electromagnetic

wave travel the fastest?
A. air
C. vacuum
B. granite
D. water

5.4k points

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11 votes

Answer:

water

Step-by-step explanation:

the medium an electromagnetic wave travel the fastest is in water

Shamari answered Jan 7, 2022

6.8k points

4 votes

Answer:

the correct answer is air.

Roy Holzem answered Jan 10, 2022

6.0k points

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