Solved: Suppose that a spaceship was launched in the year 2120 on around-trip journey of
Chapter 13, Problem 34(choose chapter or problem)
Suppose that a spaceship was launched in the year 2120 on around-trip journey of 100 light-years, traveling at 99.99% ofthe speed of light. If one of the crew members was 30 years oldwhen she left, about how old would you expect her to be onher return? (a) 31; (b) 130; (c) 29.
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