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Which of these travels the fastest?sound in air , rocket in space light in vacuum microwaves in glass

User Faik
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2 Answers

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I think it would be light in a vacuum because you can usually see something happen before you hear it. example being lightening and thunder, you see the lightening before you hear the thunder.  
User Okmich
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3 votes
Light in a vacuum


I hope that helps :)
User Shuklaswag
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