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adreamer adreamer
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6 years ago
Consider a spacecraft that travels round-trip to the zeta reticuli star system (distance 39.5 light-years) at 99% of the speed of light. If the round-trip travel time as measured from Earth is 79.8 years, how much time would pass for passengers on the spacecraft?
A) 39.9 years
B) 79.8 years
C) 22.6 years
D) 11.3 years
Textbook 
Life in the Universe

Life in the Universe


Edition: 4th
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DonskoyDonskoy
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6 years ago
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