Who can figure out this science puzzle question?

Consider the following interactions between


various combinations of four charged pith


balls, A, B, C, and D. B repels A. D attracts C


and A. If D is attracted to an acetate strip that


has been rubbed with silk, what are the


charges on A, B, and C?Who can figure out this science puzzle question?
B = A


D = -C


D = -A = -B


The acetate strip is positive so...





A, B, and C are all negative, while D is positiveWho can figure out this science puzzle question?
negative
-ve

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