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    Chemical Engineer

    Hello all, I am currently a physics major and may be looking to switch to some sort of engineering. I have been reading up on chemical engineering and this looks like a very interesting field of study. I was wondering if there were any chem engineers here and how they felt about their field...
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    Speed of ship as fraction of speed of light

    i had originally did the space time interval but now that i looked back at it i did have a miscalculation. Thanks for the help! got the right answer.
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    Speed of ship as fraction of speed of light

    Homework Statement Jane gets in her spaceship on her twenty-fifth birthday and flies to the star Vega at a constant velocity v. She is just turning age 31 when she reaches the Vega system. What is the speed of her ship, as a fraction of the speed of light c? Homework Equations...
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