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635 times the speed of light is about 2,000,000 times as as a bolt of Lightning.
In other words, it's 1,900,000 times the of a bolt of Lightning, and the of a bolt of Lightning is 0.00000053 times that amount.
(atmospheric electrical discharge)
A bolt of lightning can travel at up to 0.00032 times the speed of light when arcing from the atmosphere to the Earth. An estimated 280 million lightning strikes strikes occur each year.
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