Review your understanding: 1. Two balloons were rubbed on a sweater and now have an overall net negative charge as shown in the image below. a. Explain the interaction between these balloons b. What happens if you add more charge? c. What happens if you remove some charge? 2. Examine the image with a positive and a negative charge on the playing field with the positive puck. a. What do you think the arrows on the puck are illustrating? b. How does the arrow from the positive charge cgmpa[e__a_n_d__cg_r_1_tra_st to the one from the negative charge? \"xx K c. Which way do you think the puck will move? 9 0 d. How would the arrows look if the puck was negative