You are working for a car-battery manufacturer, and your boss complains that to be more competitive, the company needs to produce batteries that will last longer while minimizing the amount of metal or metal oxide used. She is not concerned about the amount of electrolyte used, but the battery must be powerful enough to supply a great deal of energy quickly when needed. What do you think the shape of the electrodes might have to do with battery life and power, starting with what seem to be the extremes: clectrodes shaped like sheets similar to parallel plates and rod-shaped electrodes that extend down into the electrolyte solution?