An observer on the equator will be able to see what fraction of the overall sky over a period of one year?
A) 50%
B) 100%
C) a variable amount, depending on the person's longitude
D) somewhat less than 100% except in a leap year

Question

Quizplus · Accepted Answer

An observer on the equator is able to see the entire celestial sphere, which means they can see all of the stars and celestial objects visible from Earth. Therefore, they can see 100% of the overall sky over a period of one year.

An Observer on the Equator Will Be Able to See