We determined the bottom piece of tape was: a. negative, because it ripped the extra particles off the top piece of tape b. positive, because it was attracted to the plastic rod, which was defined as having negative charge. c. negative, because it was repelled by the other top tape. d. positive, because it was attracted to the bottom tape.
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We determined the bottom piece of tape was: a. negative, because it ripped the extra particles off t...
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