Sound of the thunder is heard only shortly after the lightning occur. Give reason
ans. should be correct don't greed for points.

Sound of the thunder is heard only shortly after the lightning occur.Sound of the thunder is heard only shortly after the lightning occur.Give reasonThis electric current is known as the return stroke. We see it as the bright flash of a lightning bolt. Thunder and lightning occur at roughly the same time although you see the flash of lightning before you hear the thunder. This is because light travels much faster than sound

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It should be d if not then c