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  1. M

    Theory of relativity help

    Alright, i have a final and i have to explain just three parts to einstein's theory of relativity...... they are space travel (time slowing nearing the speed of light), increase of mass with speed, and length contraction..... the space travel makes no sense, and the mass one, i have mixed...
  2. M

    Increase of mass and legth contracts with speed?

    OK, i have a final coming up, and i need a little help.... i need to know how and why an object moving faster acquires more mass..... it doesn't make sense.... mass is how much matter somethign has as far as i know, but when you speed up, you acquire more mass? this goes hand in hand with the...
  3. M

    Space travel, mass increase, and length shorteneing

    Alright, i have a final and i have to explain just three parts to einstein's theory of relativity...... they are space travel (time slowing nearing the speed of light), increase of mass with speed, and length contraction..... the space travel makes no sense, and the mass one, i have mixed...
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