A meterstick moving at 0.900c relative to Earth approaches
Chapter 26, Problem 26.22(choose chapter or problem)
A meterstick moving at 0.900c relative to Earth approaches an observer at rest with respect to Earth. (a) What is the metersticks length, according to the observer? (b) Qualitatively, how would the answer change if the observer were moving relative to Earth in the opposite direction?
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