An astronaut orbiting earth experiences 45-minute periods of daylight alternating with 45-minute periods of darkness. What is likely to happen?
A) The alternating patterns allow for normal rhythm development.
B) They are fully alert during wakeful periods.
C) They are able to sleep during rest periods.
D) They sleep poorly during rest periods.

Question

Quizplus · Accepted Answer

The alternating periods of daylight and darkness may disrupt the astronaut's circadian rhythm, making it difficult for them to sleep during the 45-minute rest periods. This can lead to poor sleep quality and possibly impact their performance and health.

An Astronaut Orbiting Earth Experiences 45-Minute Periods of Daylight Alternating