--- In FairfieldLife@yahoogroups.com, "Nelson" 
<[EMAIL PROTECTED]> wrote:
>
> --- In FairfieldLife@yahoogroups.com, bbrigante <no_reply@> wrote:
> >
> > --- In FairfieldLife@yahoogroups.com, "Nelson" 
> > <nelsonriddle2001@> wrote:
> > >
> > > --- In FairfieldLife@yahoogroups.com, TurquoiseB <no_reply@> 
wrote:
> > > >
> > > > --- In FairfieldLife@yahoogroups.com, "uns_tressor" 
> > <uns_tressor@> 
> > > > wrote:
> > > > >
> > > > > Some of you exotic folk should be able to 
> > > > > comment on this peculiar story about the 
> > > > > cessation (over the past three weeks only)
> > > > > of the Earth's wobble:
> > > > > http://tinyurl.com/chomx
> > > > 
> > > > Sat Yuga...everything's becoming more balanced.
> > > > 
> > > > Just thought I'd say it before Brigante did.  :-)
> > > >
> > > +++ A bit of possibly relevant trivia,
> > >     Tho the earth is supposed to have an iron core, it is also
> > > supposed to be quite hot.
> > >     Iron, when red hot or above, is not magnetic and so would 
not
> > > contribute to the earth being a magnet.
> > 
> > *****************
> > 
> > http://www.phy6.org/earthmag/dynamos2.htm
> > 
> > "So the molten metal is believed to be circulating. By moving 
> > through the existing magnetic field, it creates a system of 
electric 
> > currents, spread out through the core, somewhat like Faraday's 
disk 
> > dynamo, discussed earlier. Currents create a magnetic field--a 
> > distribution of magnetic forces--and the essence of the self-
> > sustaining dynamo problem is to find solutions such that the 
> > resulting magnetic field is also the input field required for 
> > generating the current in the first place. 
> > 
> snip



> +++ Did I miss where the existing magnetic field comes from or is 
the
> latest in perpetual motion?  N.
>


**************

http://csep10.phys.utk.edu/astr161/lect/earth/magnetic.html

"Origin of the Magnetic Field
Magnetic fields are produced by the motion of electrical charges. 
For example, the magnetic field of a bar magnet results from the 
motion of negatively charged electrons in the magnet. The origin of 
the Earth's magnetic field is not completely understood, but is 
thought to be associated with electrical currents produced by the 
coupling of convective effects and rotation in the spinning liquid 
metallic outer core of iron and nickel. This mechanism is termed the 
dynamo effect. 
Rocks that are formed from the molten state contain indicators of 
the magnetic field at the time of their solidification. The study of 
such "magnetic fossils" indicates that the Earth's magnetic field 
reverses itself every million years or so (the north and south 
magnetic poles switch). This is but one detail of the magnetic field 
that is not well understood." 







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