Multiple Choice
If an observer were standing on the equator, which of these positions in the sky would pass through their zenith at some time in one 24-hour period?
A) north celestial pole, which is the perpendicular to the celestial equator
B) position of the Sun at summer solstice
C) vernal equinox, or 0 hours right ascension, 0° declination
D) ecliptic pole, or perpendicular to the ecliptic plane
Correct Answer:

Verified
Correct Answer:
Verified
Q305: If observed carefully night by night, a
Q306: The constellation whose stars are used as
Q307: When the Moon is in its gibbous
Q308: Which one of these is NOT a
Q309: In which way does the Moon move
Q311: The angle between an observer's horizon and
Q312: After Aquarius, the vernal equinox will move
Q313: If a star is described as being
Q314: Which of these years will be a
Q315: One major difference between the Sun and