2. Suppose you stay home on Earth while your twin sister takes a trip to a distant star and back in a spaceship that travels at 99% of the speed of light. If both of you are 25 years old when she leaves and you are 45 years old when she returns, how old is your sister when hool?
2. Suppose you stay home on Earth while your twin sister takes a trip to a distant star and back in a spaceship that travels at 99% of the speed of light. If both of you are 25 years old when she leaves and you are 45 years old when she returns, how old is your sister when hool?
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Transcribed Image Text:1. An observer sees two events apart at a
separation of 800 m. How fast must a second
observer be moving relative to the first to see
the two events occur simultaneously?
2. Suppose you stay home on Earth while your
twin sister takes a trip to a distant star and
back in a spaceship that travels at 99% of the
speed of light. If both of you are 25 years old
when she leaves and you are 45 years old
when she returns, how old is your sister when
she gets back?
This is the question! i dont have the time of
occurance between the two events
could you do the seconnd instead?
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