In what physical quantities is lightning measured?

Lightning is an electrical spark discharge that appears in the form of a bright flash of light. The strength of the lightning current on Earth is 10-500 thousand Amperes, and the voltage is from several tens of millions to a billion volts. The longest lightning bolt was in 2007 in Oklahoma (USA) with a length of 321 km. Lightning in the Alps was the leader in duration – 7.74 seconds.



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