Andy wrote:
>
>> In 'normal' lightning it is a 'negatively charged downward leader' that
>> comes out of the cloud. It progresses in 50-100m jumps as the charge pushes
>> it down... Note, I said PUSHES, the ground influence on the leader direction
>> is relatively small, it is the gross field gradient between the earth and
>> cloud that causes the major movement groundward at about 1/3c.
>
> Amazing that it can accelerate and push particles close to relativistic
> speeds!
the particles aren't actually moving, it's charge flowing. Just as the
electrons in a wire don't actually move at the speed of light, though
the EM wave does.
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