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) the same as it was here on Earth.
B) much slower than normal.
C) much faster than normal.

Question

Quizplus · Accepted Answer

Your pulse rate would remain the same as it is on Earth because pulse rate is determined by internal body functions, not by the speed at which you are moving relative to external objects.

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