Re: Solar rotation period



In message <1138213702.612395.256740@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>, oriel36 <geraldkelleher@xxxxxxxxx> writes
Differential rotation bands  in the mantle generate the deviation of
the Earth's shape from a perfect sphere and simultaneously is the
mechanism from crustal motion and subsequently Earthquakes,volcanoes
and other short term geological  events.Axel's question refers to the
Sun however it takes a short step to acknowledging the behavior of the
Earth's mantle in rotation would display similar traits.


Do you actually know what "differential rotation" means? It doesn't sound like it.


Newton was only guessing with rotation and the Earth's bulge , for it
takes  uni-directional differential rotation bands in the mantle as the
cause for both the shape of the planet and a more accurate mechanism
for the motion of the component plates which sit atop the mantle
,overlap in some areas and buckle in others.

I've already answered this, but as you are repeating yourself so will I. Rotation and the equatorial "bulge" have nothing to do with the movement of plates. And why "unidirectional"? What else could it be? (if it existed, which it doesn't).



This avenue of meshing astronomy with geology is one of those exciting things for those who really have nothing to prove,while it is a long time since I have seen Axel's postings,he is free to affirm or ignore the possibilities of attributing a relationship between a fluid in rotation and a deviation from a perfect sphere.Using the Sun as a guide you can almost see how the Earth's profile is a dynamic of the mantle rather than an artifact of the Earth's evolution billions of years ago.

But it isn't an artifact. The shape of the Earth is changing <http://news.bbc.co.uk/1/hi/sci/tech/2565953.stm>




http://www.astronomynotes.com/starsun/sun-rotation.gif

This is what is called common sense.

This is what is called stupidity.
.



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