Biology, 24.03.2020 06:15 ProAtWork7
A positively charged pith ball, K, is hung from a ring stand. You hold a glass rod in your hand; your partner rubs the glass rod with a piece of silk cloth. Next you approach the pith ball very slowly with the glass rod. The results can be seen here. State an appropriate conclusion for this investigation.
A) The positive charge from K is transferred to the glass rod.
B) The glass rod acquired a positive charge from the silk; like charges repel and K moves away.
C) The glass rod acquired a positive charge from the silk and that charge was transferred to K.
D) The glass rod acquired a negative charge from the silk; opposite charges repel and K moves away.
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A positively charged pith ball, K, is hung from a ring stand. You hold a glass rod in your hand; you...
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