Recent content by jpixel
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Undergrad Why is the speed of light an exception? (same to all observers)
say you are in a car traveling at 60 mph, and another car beside you is traveling at 80 mph about to overtake..If a third really fast car was to zoom past at 200 mph (in a third lane), to me he is effectively traveling at 140 mph and to the overtaker 120 mph.. But the speed of light would be...