If you were to measure your pulse rate while in a spaceship moving away from the Sun at a speed close to the speed of light, you would find that it was
A)much faster than normal.
B)much slower than normal.
C)the same as it was here on Earth.

Question

Quizplus · Accepted Answer

According to the theory of relativity, time dilation occurs at speeds close to the speed of light, but an observer moving with the spaceship would not notice any change in their own pulse rate. It would appear normal to them.

If You Were to Measure Your Pulse Rate While in a Spaceship