Re: New 'electrical active' Armour to defeat hand held anti-tank rounds

Scott Siebold wrote:
>> Err... not quite. A superconductor is not a 'state of matter' in the
>> same sense as the others. A superconductor is a solid that happens to
>> have no resistance to electricity. Just as solids can vary in colour,
>> density, heat conductivity etc. Materials of different color are not
>> defined as different 'states of matter' in the strict definition of
>> that term.
> 
> Ah yes quite. Ther are 5 "states" of matter and one of those states is

> "superconductor". I
> didn't make this up but it was in one of those 200 level  physics 
> classes I had to take in
> collage. A material that is in the superconductive state "ACTS" 
> differently then matter in
> the other states.
> 
> An intersting side issue is glass is a high desity liquid which is 
> slowly moving (glass
> that is 100+ years old is actually denser at the base then at the
top).
> 

Ok, lets just kill this thread outright.  Before anyone starts arguing
over 
how many states of matter there are, or if glass is a liquid, I suggest
you 
read the information at:

http://www.urbanlegends.com/science/glass.flow/index.html

http://www.ualberta.ca/~bderksen/florin.html

http://www.lassp.cornell.edu/sethna/OrderParameters/BrokenSymmetry.html

Andrae Muys