Thread: Question!
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Old 10-25-2009, 02:21 PM   #9
Ivramire
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Originally Posted by Fr0Z3nWind View Post
Planet A and Planet B both have aliens on them. Planet B exploded and the alien on A saw the explosion 1 second later. Taking distance to be 3 x 10 to the power of 8.
When will the alien on Planet A hear the explosion.

Using
Speed of sound = 333m/s
Speed of light = 3 x 10 to the power of 8

I felt there was something odd with the question, but didn't know what exactly...
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