Practice: Charging by INDUCTION 1) Explain, using terminology from this lesson, how a charged balloon can attract a neutral object. 2) A neutral ebonite rod is rubbed with neutral wool. Then the ebonite is brought near a neutral metal sphere. The sphere is grounded on the opposite side of the ebonite. The sphere is disconnected from the grounding wire. The ebonite rod is moved away. What is the new charge on the metal sphere? Prove your answer by including diagrams or a written explanation. 3) Neutral amber is rubbed with neutral polyester fabric. Then the amber is brought near a neutral metal sphere. The sphere is grounded on the opposite side of the amber. The sphere is disconnected from the grounding wire. The amber rod is moved away. What is the new charge on the metal sphere? Prove your answer by including diagrams or a written explanation