Mort's twin, Velma, flies to a distant star at high speed and returns to Mort on Earth. She then finds that
A) she has been changed into a giraffe.
B) she is younger than Mort.
C) Mort is younger than her.
D) they are the same age.
E) they are both younger than each other.

Question

Quizplus · Accepted Answer

According to the theory of relativity, time dilation occurs at high speeds, meaning Velma would age more slowly than Mort, making her younger upon return.

Mort's Twin, Velma, Flies to a Distant Star at High