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November 29, 2014

Homework Help: physic

Posted by presalie on Sunday, July 24, 2011 at 3:01am.

The star nearest to our solar system is said to be 3.8 ly away. How many km. away is this if a spaceship can travel at the speed 100 times that sound , how long armed it take that spaceship to travel from the earth to the nearest star. Express your answer in meaningful term.

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