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Warp wrote:
> What happens when the photon "hits" a refractive object?
> Why does it "bend" at the surface of the object? Why does
> it seem to go slower through the object?
Because it DOES go slower through the object. The line is
'nothing travels faster than the speed of light *in a vaccuum*'.
If you pass the light through an object, it isn't going as
fast as in vaccuum.
(refer to
http://www.fnal.gov/pub/inquiring/questions/quesrelativity.html
for other related topics...)
> How, for example, electrons can travel in water faster
> than photons can (ie. why don't electrons collide in the
> same way as photons; electrons are a lot bigger)?
The explanation for that is: electrons don't travel, they're
pushed aside thusly:
-> -> ->e eeeeeeeeeeeeeee
*thunk*
eeeeeeeeeeeeeeee
*shove*
eeeeeeeeeeeeeeee
eeeeeeeeeeeeeee -> -> ->e
--
Tim Cook
http://empyrean.scifi-fantasy.com
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