physics

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A negatively charged balloon sticks to a wooden door. However, an uncharged balloon does not stick to a wooden door. What is the nature of the charge on the wooden door?
A. Electrically neutral
B. Positively charged
C. Conductor
D. Lacking protons
I am thinking it is A or B?

  • physics -

    http://www.smgaels.org/physics/home/animations3/electricity/balloon_static_e.html

  • physics -

    okay so it is B. positively charged
    that's a neat website

  • physics -

    Its Definitely A.
    Electrically neutral.
    The door was neutral until the balloon came.
    It is obviously neutral when the balloon is uncharged.
    :)

  • physics -

    1. A negatively charged balloon sticks to a wooden door. However, an uncharged balloon does not stick to a wooden door. What is the nature of the charge on the wooden door?

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