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2D science diagram illustrating a thundercloud, ground polarization, and a lightning strike.

2D science diagram illustrating a thundercloud, ground polarization, and a lightning strike.
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2D science diagram of a thundercloud and ground. Cloud bottom full of electrons (–). Ground polarized: + on top, – deeper. Arrows showing polarization. Lightning bolt from cloud to ground. Labels: electrons, partial positive, polarization, lightning strike. See more

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