1. Which one of the following statements best explains why tiny bits of paper are attracted to a charged rubber rod? Publicado el abril 19, 2023 C) The paper becomes electrically polarized by induction.
2. Five styrofoam balls are suspended from insulating threads. Several experiments are performed on the balls; and the following observations are made: I. Ball A attracts B and A repels C. II. Ball D attracts B and D has no effect on E. III. A negatively charged rod attracts both A and E. What are the charges, if any, on each ball? Publicado el abril 19, 2023 C) + – + 0 0