Question

How fast is a lightning flash?

Answer 1

670,000,000 mph

Step-by-step explanation:

The speed of lightning. While the flashes we see as a result of a lightning strike travel at the speed of light (670,000,000 mph) an actual lightning strike travels at a comparatively gentle 270,000 mph

Answer 2

A lightning flash is at least 270,000 mph (434,523 kph)!

Step-by-step explanation:

Have a great summer :)