Einstein's theory of relativity tells us that travelers who make a high-speed trip to a distant star and back will
A. age more than people who stay behind on Earth.
B. have more fun than people who stay behind on Earth.
C. age less than people who stay behind on Earth.
D. never be able to make the trip within their lifetimes.
Answer:C
Einstein's theory of relativity tells us that travelers who make a high-speed trip to a distant star and back will
A. age more than people who stay behind on Earth. B. have more fun than people who stay behind on Earth. C. age less than people who stay behind on Earth. D. never be able to make the trip within their lifetimes.