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2 kilometers per hour is about one-two-hundred-thousandth as fast as a bolt of Lightning
In other words, it's 0.00000570 times the speed of a bolt of Lightning, and the speed of a bolt of Lightning is 180,000 times that amount.
(atmospheric electrical discharge)
A bolt of lightning can travel at up to 350,000 kph when arcing from the atmosphere to the Earth. An estimated 280 million lightning strikes strikes occur each year.
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