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  1. Why does thunder take about a second to hear when lightning strikes …

    Dec 28, 2022 · A lightning bolt is a consequence of and contributor to a large, complex, rapidly changing electric field. The range of these changes is small in air (the magnitude of the induced voltage varies …

  2. acoustics - Why does moderately distant lightning sound the way it …

    Apr 11, 2021 · Why does thunder, that is heard about five or ten seconds after the lightning is seen, start as relatively quiet high pitched 'crackling' thunder which is, about five or ten seconds later than that,

  3. How much energy is in a lightning strike? - Physics Stack Exchange

    Aug 25, 2018 · According to Wikipedia an average lightning strike has $1$ TW power, the whole world used $16$ TW of power in 2006. The lightning strike lasts for $30$ microseconds. Does this mean …

  4. Without seeing the lightning, can you tell how far away it struck by ...

    Mar 21, 2014 · If the thunder is a low-pitched rumble - that was several miles away. More boom, less rumble - closer. More rumble, less boom - farther away. My rough estimation is that if the lightning is …

  5. acoustics - How close to a lightning strike to be perceived at 140dBP ...

    Jun 24, 2023 · How close does a lightning strike have to be to be perceived at 140dBP (dB Peak Pressure), which is a level of noise which is unsafe for any period of time? (I would also be interested …

  6. Noise heard simultaneously with lightning - Physics Stack Exchange

    Jul 13, 2017 · During a recent thunderstorm in an urban area, I saw lightning strike within about half a mile, estimated as such because I heard the thunder about 2 seconds after I saw the strike. What …

  7. Why does lightning cause sound? - Physics Stack Exchange

    If I understand correctly, lightning is the discharge of electricity from the atmosphere into the planet. However, if I switch on a lamp, the wires are not causing thunder (or any audible sound). ...

  8. What causes charge buildup in a cloud before a lightning storm?

    I am curious what causes the charge build up in a cloud before lightning occurs. I have seen in a few places such as this, that the process is not fully understood.

  9. electricity - Why doesn't lightning stop when it starts raining ...

    Jul 22, 2021 · According to my understanding, lightning happens because the clouds get charged due to friction from the moving clouds and the ground gets polarized by the nearby charged clouds. And the …

  10. How does lightning "know" where to go? - Physics Stack Exchange

    If lightning comes down in, say, a large flat field with a lightning rod sticking out of the middle, the lightning will strike the rod. How does it "know" the rod is there? Will it always strike ...