Sound travels at a much slower speed than light, causing a delay between seeing the flash and hearing the thunder.
Why is there a delay between seeing a lightning flash and hearing the accompanying thunder?
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Sound travels at a much slower speed than light, causing a delay between seeing the flash and hearing the thunder.
The delay between seeing lightning and hearing thunder is due to the difference in the speed of light and sound. Light travels much faster than sound, so there is a time gap as sound takes longer to reach our ears.