Page:Various Forces of Matter.djvu/150

138 glass jar two leaves of gold, which I can cause to move to and fro by this rack work. I will

connect each of these gold leaves with separate ends of this battery, and if I have a sufficient number of plates in the battery I shall be able to show you that there will be some attraction between those leaves even before they come in contact: if I bring them sufficiently near when they are in communication with the ends of the battery, they will be drawn gently together, and you will know when this takes place, because