Imagine two twins. One gets onto a space ship and travels close ...

[Tazate]

Imagine two twins. One gets onto a space ship and travels close to the speed of light for what the ship's clocks record as a few months. The other twin remains on earth. When the space ship returns, there will be no difference in their ages.
 
  A. True
  B. False

Question 2

Imagine that you are standing still, while a friend of yours is on a train heading north. You see two lightning bolts strike the ground at the same instant  one to the north and the other to the south.
 
  Einstein would say that your friend on the train experiences things differently, seeing the northern bolt strike before the southern bolt.
  A. True
  B. False

[tennis14576]

Answer to Question 1

Answer: False

Answer to Question 2

Answer: True

[Tazate]

Excellent

[meow1234]

Gracias!