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Originally posted by bawdy
good article 
hey juge u should know this... what's the difference between the speed of light and the velocity of light?? or is it the same thing?? this has been puzzling me for the last day or so
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Velocity is a vector, it is a direction and a length. Speed is just the length. speed = |velocity| speed = the absolute value of velocity. absolute value of a vector = length of the vector.