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You rub a clear plastic pen with wool, and observe that a strip of invisible tape is attacted to the pen. assuming that the pen has a negative charge, which of the following could be true? select all that apply. :
a. the tape might be negatively charged.
b. the tape might be positively charged.
c. the tape might be uncharged.
d. there is not enough information to conclude anything.
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You rub a clear plastic pen with wool, and observe that a strip of invisible tape is attacted to the...
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