Each choice below describes how a few astronomical phenomena are related to time periods.Which list is entirely correct? (Careful: some lists are partially correct. )
A)Earth's rotation defines a day. The cycle of the Moon's phases takes about a month.
Earth's orbit defines a year.
Earth's cycle of axis precession takes 26,000 years.
B)Earth's rotation defines a day. The cycle of the Moon's phases takes about a week.
Earth's orbit defines a year.
Earth's cycle of axis precession defines a month.
C)Earth's rotation defines a day. The Sun's rotation defines a week.
The Moon's rotation defines a month.
Earth's orbit defines a year.
D)Earth's rotation defines a day. The saros cycle of eclipses defines a month.
Earth's orbit defines a year.
Earth's cycle of axis precession takes 26,000 years.

Question

Quizplus · Accepted Answer

- Earth's rotation defines a day
- The cycle of the Moon's phases takes about a month (around 29.5 days)
- Earth's orbit around the Sun defines a year
- Earth's cycle of axis precession takes approximately 26,000 years for a complete cycle.

Each Choice Below Describes How a Few Astronomical Phenomena Are