can we transfer charges? You have to keep rubbing the balloon against the sweater so it can take all the negative charges and leave only the positive charges on the sweater Question-18: What happens when you release the balloon? Question-19: Click on "Reset Balloon". What happens when the balloon is moved closer to the wall? Now bring the balloon close to the sweater. Once the balloon acquires negative charges, would the balloon be attracted to a neutral surface like the wall? Question-20: Does an object have to have an electrical charge to be attracted to an electrical charge? Give an example. Question-21: Summarize the important properties of charges.