Which of the following describes a major danger of interstellar travel at near-light speed?
A)Atoms and ions in interstellar space will hit a fast-moving spacecraft like a flood of dangerous cosmic rays.
B)Any interstellar journey will take much longer than the lives of the crew members.
C)Time dilation will slow the heart beats of the crew to a dangerously low rate.
D)Asteroid fields floating in interstellar space will present a navigational challenge.

Question

Quizplus · Accepted Answer

At near-light speed, a fast-moving spacecraft will encounter an increased number of atoms and ions in interstellar space, which can have a damaging impact on the crew and equipment. These high-energy particles can cause damage to a spacecraft's electronics and biological organisms, including radiation sickness and increased cancer risk.

Which of the Following Describes a Major Danger of Interstellar