Precession is:?

0 ⤊

A The slow motion of the Earth's rotation axis on the celestial sphere.
B The accuracy with which numbers are given in astronomy.
C The seasonal north-south motion of the Sun on the celestial sphere.
D The apparent backward motion of the planets on the celestial sphere.
E The daily eastward motion of the Sun around the celestial sphere.

2007-09-30 12:26:39 · 3 answers · asked by fundamentalz27 1 in Science & Mathematics ➔ Astronomy & Space

3 answers

2007-09-30 12:34:22 · answer #1 · answered by artistagent116 7 · 0⤊ 0⤋

The answer is A. Earth's axis makes one precessional loop in about 25000 years.

2007-09-30 19:34:34 · answer #2 · answered by Arkalius 5 · 0⤊ 0⤋

2007-09-30 19:39:27 · answer #3 · answered by Bobby 6 · 0⤊ 0⤋