A student rubs a rubber rod with fur, producing a negative charge on the rod. The student then touches the rod to a hollow, neutral metal sphere that stands on an insulating plastic stand. This transfers negative charges from the rod to the sphere:

Question

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Which statement best predicts what will happen to the charge, and why?

Answer 1

The charge will spread evenly across the surface of the sphere, because metal objects are conductors and allow for the free movement of electrons.