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In: Physics

As part of previous adventures, formerly conjoined identical twin, Sue, is now 13.4 years younger than...

As part of previous adventures, formerly conjoined identical twin, Sue, is now 13.4 years younger than her identical twin Lou. (The anniversaries of their birth are no longer the same day.) It is Lou's turn to travel at least 0.9c. During his round trip, Lou ages 1 year. When he returns, Lou and Sue once again turn their next respective age on the same day.

a) How much does Sue age while Lou is on his trip? (There is more than one possible answer.)

b) How fast does Lou travel (from Sue's point of view)?

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genius_generous answered 2 years ago
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