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The phenomenon of precession of the Earth's spin axis is primarily caused by the gravitational forces exerted by the Sun and the Moon on the Earth's equatorial bulge. As the Earth rotates, these gravitational forces create a torque that gradually shifts the orientation of its axis over a cycle of approximately 26,000 years. This movement causes the position of the celestial poles to trace out a circular path, affecting the alignment of stars and constellations over long periods.

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1d ago

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What do you call the slow movement of earths axis with a period of 26000 years?

Procession of the Equinox


Are the season caused by the tilt of the earths axis?

Yes.


What is earths axis slowly but continuously points in different directions known as?

I think you are referring to a phenomenon called Nutation.


What causes procession of the Earth?

The procession of the Earth is primarily caused by the gravitational interactions between the Earth, Sun, and Moon. These gravitational forces exert a torque on the Earth, leading to a slow change in the orientation of its rotational axis over time.


The seasons are caused by a combination of Earth's what?

seasons are caused by a combination of the earths ration on it axis and its angel pointed toward or away from the sun


How does the tilt of earths axis and its rotation affect the weather?

The same way it affects most of earth. The seasons are caused by the tilt of the earth's axis relative to the plane of its orbit.


What does Earths magnetic axis do not do with its rotational axis?

intersect


Two reasons for seasons?

1. Tilt of earths axis 2. Earths axis remains parallel throughout its yearly orbit.


Are day and night caused by earths revolution on its axis?

Day and night are caused by the Earth's rotation on its axis. As the Earth spins, different parts are either facing towards the sun (daytime) or away from it (nighttime), creating the cycle of day and night.


How long is the earths axis?

About 8,000 miles.


What is the earths axis parallel to?

orbit of the moon


What is the name of the earths imaginary lines?

the axis