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Suppose you blow up a balloon and rub it on your hair. You notice afterward that the balloon is attracted to your head. Given that the balloon will accumulate a negative charge, explain what must have
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Suppose you blow up a balloon and rub it on your hair. You notice afterward that the balloon is attracted to your head. Given that the balloon will accumulate a negative charge, explain what must have happened in terms of charged particles.

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User Chara
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Not sure about the meaning of what MUST happened.

But definitely, if the balloon is of negative charge, when it touches the hair, positive charges will be attracted to the surface of your hair, which enables both of objects attracted with each other.
User John Clayton
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