Electrostatic interaction. Photo 1 of 3. When two balloons are not electrically charged, they hang down loosely (Photo 1). When charged with charges of opposite sign, they attract each other (Photo 2). When charged with charges of the same sign, they repel each other (Photo 3). Photo 1 of 3.

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Creative#:

TOP22295048

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達志影像

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RM

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須由TPG 完整授權

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N/A

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Same folder images