The Sign of the Charge Part A A glass marble is rubbed against a piece of silk.

Question

The Sign of the Charge Part A A glass marble is rubbed against a piece of silk. As a result the piece of fabric acquires extra electrons. What happens to the glass marble? Check all that apply. Hints The marble has lost the same number of electrons acquired by the piece of silk O The marble has acquired the same number of electrons acquired by the piece of sik The marble acquires a positive charge and repels the piece of silk. The marble acquires a positive charge and attracts the piece of silk. marble acquires a negative charge and attracts the piece of silk The marble acquires a negative charge and repels the piece of silk. The

Explanation / Answer

A and D

-the marble has lost the same number of electrons acquired by the piece of silk
-the marble acquires a positive charge and attracts the piece of silk

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