5th Edition

ISBN: 9780134051802

Author: Walker

Publisher: PEARSON

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Chapter 29, Problem 28PCE

An astronaut travels to a distant star with a speed of 0.75c relative to Earth. From the astronaut’s point of view, the star is 7.5 ly from Earth. On the return trip, the astronaut travels with a speed of 0 89c relative to Earth. What is the distance covered on the return trip, as measured by the astronaut? Give your answer in light-years.

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Chapter 29, Problem 27PCE

Chapter 29, Problem 29PCE

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