Re:How to destroy the Earth (completely)
by joe_the_user on Monday June 21, 2010 @03:39AM
(#1448238)
The cave is an interesting idea.
But with a bit of thought, it occurs to me that the iron at the center of the earth is only 'sold' dues to the intense pressure it is under (360 gigapascals). Relieve the pressure and you've got molten iron (at 5,700 degrees K).
But with a bit of thought, it occurs to me that the iron at the center of the earth is only 'sold' dues to the intense pressure it is under (360 gigapascals). Relieve the pressure and you've got molten iron (at 5,700 degrees K).
http://en.wikipedia.org/wiki/Inner_core#Temperature
A Sunday wikipedia-ing...
The physics is different down deep, as we've found to our chagrin in other circumstance...