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Old 30-09-2010, 02:28 PM
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sjastro
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Quote:
Originally Posted by renormalised View Post
I think in this case, Steven, their argument on matter/antimatter is more a difference of opinion on what you define as matter and antimatter. Being a case of philosophical semantics..."what do I think I am". "Antimatter" people might think they're ordinary matter and call us antimatter, which actually would be true from their point of view
Antimatter people are very much in the minority so their opinion doesn't count (isn't that how democracy works)

The fact that we can differentiate between matter and antimatter allows an argument on semantics.

It reminds me of a "discussion" I once had with a smart a*se know all kid who asked me how I could tell the difference between a piece of paper made of ordinary matter from and one made of antimatter. I said to him if you write your name on the ordinary piece of paper and looked in the mirror you would see a reversed image. Write on a piece of antimatter paper (and assuming you don't annihilate yourself in the process), the image isn't reversed. That completely confused him yet it was a subtle lesson of the role of parity in matter and antimatter.

Regards

Steven
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