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Old 06-October-2005, 05:08 PM
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Faultline Faultline is offline
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Please say we're through playing hopscotch with the threads? [grin]

MOZINA:

http://edition.cnn.com/2002/TECH/sp....age/index.html

I personally believe that iron is in "great" abundance. Hydrogen is also in great abundance and is a byproduct of the stars. I am suggesting that mostly the sun is iron and heavy elements. There is probably a layer of Xenon plasma in there somewhere, and I have no idea as to its density or temperatures on the inside. Overall however, most of a sun looks to be iron. There is a lot of hydrogen as well, but only because that is essentially what stars "exhale".


The link is to an article that says there is more iron that we previously thought in the early universe, so maybe the universe is older than we think.

It does not say anything in comparison to the amount of hydrogen in the early universe or even now. It says nothing about how much iron was thought to be in those clouds before. If the ratio of iron to hydrogen atoms in the ISM was estimated at 1:10,000 before, and then you triple it, it become 3:10,000. Not exactly iron abundant.

This is qualitative data (words), not quaNTitative data (numbers). Words are hard to check for accuracy, thats why we ask for numbers instead.

MOZINA:
I am first of all puzzled by the your concept of "embedding" a fast moving stream of mostly iron particles into a predominantly hydrogen cloud. It seems to me like there is little or no mathematical evidence to support a relatively thin cloud of hydrogen would capture the iron and survive the shockwaves of a supernova. I do not grasp why you put so much faith in the idea that a mostly hydrogen cloud is going to stop and capture a supernova fragment wizzing by at several thousand miles an hour.


It doesn't work the same way as a bullet getting imbedded in a sand bag. It's gravity at work, not friction. Gravity isn't affecting one atom of iron or hydrogen at a time. The entire mass cloud, bigger but less dense than the solar system, acts like a single gravitational body. Even hydrogen has a big gravitational field when it is that size. Particles from supernova will get swept into them because the mass of the incoming particles is far less than the mass of the cloud, since they left a supernova light-years away, they have spread out and become thin and dispersed as per the inverse square law.

Also, I answered your question on the solar quakes. I believe it is posted here in this thread.

But the main focus of this should be as Tim put it. We must get the biggest problems, the fundamentals, established as right or wrong before trying to nit pick any details. If the fundamental laws say it is impossible, the details are worthless.
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