"Naked eye astronomers" know that,if you want to view a dim star without a telescope you should
A) stare at it intently for several seconds.
B) close your left eye, then move your head slowly back and forth.
C) make sure that you are surrounded by bright lights.
D) not look directly at it.

Question

"Naked eye astronomers" know that,if you want to view a dim star without a telescope you should
A) stare at it intently for several seconds.
B) close your left eye, then move your head slowly back and forth.
C) make sure that you are surrounded by bright lights.
D) not look directly at it.

Quizplus · Accepted Answer

Looking directly at a dim star can cause the light-sensitive cells in your eyes to become saturated, making it harder to see the star. By using your peripheral vision and not looking directly at the star, you can better perceive its faint light.

"Naked Eye Astronomers" Know That,if You Want to View a Dim