Re: Shrinking Earth

"chriso" <someone@xxxxxxxxxxxxx> wrote in
news:iPBkf.11054$ea6.6251@xxxxxxxxxxxxxxxxxxxxxxxxxx:

> Hi Don,

> I had an idea that might explain an expanding earth.
> Probably been thought of before though.

> Radioactive elements in the earths core could fission
> and split into 2 elements, thus occupying twice the space.

> Over geological time the mass of the earth would remain the
> same but the volume it occupied would increase markedly.

Fission releases energy. That energy isn't "free". The first to
figure out the process was Lise Meitner.

How much heat would have to be released if the earth's volume
doubled due to fission and how much appropriate nuclear material
would have to have constituted the core?


.

Relevant Pages

  • Re: Shrinking Earth
    ... >> Radioactive elements in the earths core could fission ... The core of Earth is still molten and Mars has a solid core so ... There are other radioactive elements, ...
    (sci.geo.geology)
  • Re: Shrinking Earth
    ... >>> I had an idea that might explain an expanding earth. ... >>> Radioactive elements in the earths core could fission ... >> doubled due to fission and how much appropriate nuclear material ... The sci nomenclature in the name of the newsgroup ought to give ...
    (sci.geo.geology)
  • Re: Owens Two-Phase Model of Earth Expansion
    ... The earth is still plenty young to be heated by the decay ... >> time to completely decay away since the formation of the earth. ... >> Radioactive elements such as uranium, thorium, and potassium are low ... Wegener, A. L., 1912. ...
    (sci.geo.geology)
  • Re: Shrinking Earth
    ... >> I had an idea that might explain an expanding earth. ... >> Radioactive elements in the earths core could fission ... > Fission releases energy. ...
    (sci.geo.geology)
  • Re: Shrinking Earth
    ... > Radioactive elements in the earths core could fission ... > Over geological time the mass of the earth would remain the ... in volume on fission. ... reaction of the fuel element's cladding with the heat exchange medium. ...
    (sci.geo.geology)
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