Precession of Earth's Spin Axis Results in

question 52

Multiple Choice

Precession of Earth's spin axis results in

• A) changes of the positions of the constellations that are visible at night from Earth over the period of 1 year.
• B) a gradual shift of the vernal equinox along the ecliptic.
• C) a daily shift in the position of the overhead direction (the zenith) of an observer relative to the celestial equator (for an observer at a fixed location on Earth).
• D) a gradual change in the angle between the ecliptic and the celestial equator.

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