Show FOR LITTLE F the principle of inertia this is c r trick which will provide amusement and valuable instruction to the young place upright on the mouth of a bottle a stiff ring of paper pape about four inches in diameter on top of this ring exactly over the opening of the bottle lay a dime put the end of small rod into tho the ring and give it a sharp blow sideways the ring when it is ia struck will fall down but the coin instead of being carried with it will fall fail directly into the mouth 1 tt I 1 I 1 I 1 11 1 kv N 1 1 MV 1 I 1 ili I 1 1 I 1 0 t 1 11 1 of the bottle in consequence of the suddenness of the shock the coin by bi virtue of tho the principle of inertia has not aimoto time to feel fed tho the movement given to the paper therease there Ther eare are many similar experiments showing the inertia of matter one is to place on the forefinger er of the left hand a visiting card in the center of which is a fifty cent piece give a hard rap on one of the corners of the card and it will fly away leaving the coin on tho the end of your finger |