Lights can travel in a vacuum but not sound, because ______________

1.	Lights can travel in a vacuum but not sound, because ______________
A.	Speed of sound is very slow than light
B.	Light waves are electromagnetic in nature
C.	Sound waves are electromagnetic in nature
D.	Light waves are not electromagnetic in nature
Answer» B. Light waves are electromagnetic in nature

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Lights can travel in a vacuum but not sound, because ______________

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