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23. Which is NOT an electromagnetic wave? A. sound C. infrared wave B. microwave D. ultraviolet ray​
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5 votes
23. Which is NOT an electromagnetic wave?

A. sound
C. infrared wave
B. microwave
D. ultraviolet ray​

User Joe Carnahan
by
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1 Answer

5 votes

Answer:

sound

Step-by-step explanation:

electromagnetic waves travel at the speed of light, for example when there is a thunder storm the lightening is seen before the thunder is heard

User Getsomepeaches
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