Keep in mind that thunder is a compression, or shock wave...caused when lightning heats the air. A 'clap' comes from a single, straight lightning segment-often overhead. Rumbles, on the other hand, ...
LOUISVILLE, Ky. (WAVE) - Thunder is created by the acoustic shock wave from the extreme heat of a lightning flash. Lightning can reach temperatures of 54,000°F (30,000°C)—five times hotter than the ...
What causes the rumbles after a lightning strike? Here's the phenomenon of thunder, explained. Much is written about lightning — why it occurs, its potential for danger and how to avoid it. Yet we ...
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