A comet that is moving southward from the north celestial pole toward the equator can be described as having its
A) declination decrease with time.
B) right ascension decrease with time.
C) right ascension increase with time.
D) declination increase with time.

Question

Quizplus · Accepted Answer

Declination is a measure of how far north or south an object is from the celestial equator. As a comet moves southward from the north celestial pole toward the equator, its declination decreases because it is moving from a higher northern celestial coordinate to a lower one, closer to the celestial equator.

A Comet That Is Moving Southward from the North Celestial