Chapter 28
1) A Klingon spacecraft has a speed of 0.75 c with respect to the earth. The Klingons measure 37.0 h for the time between two events on the earth. What Value for the time interval would they measure if their ship had a speed of 0.94 c with respect to the earth?
2) A Particle known as a pion lives for a short time before breaking apart
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