Why does my Potato Battery not Work? > 자유게시판

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Did you know you could possibly power a mild bulb with a potato? Comply with the instructions under to make a potato battery. Wrap some copper wire round every penny a number of instances. Use a unique piece of wire for EcoLight reviews every penny. Stick the pennies within the slits you lower into the potato halves. Wrap a few of the third copper wire round one of many zinc-plated nails and stick the nail into one of many potato halves. Take the wire connected to the penny within the half of potato with the nail and wrap a few of it across the second nail. Stick that second nail into the opposite potato half. Whenever you connect the two free ends of the copper wires to the light bulb or LED, it's going to full the electrical circuit and gentle up. Watch out when handling the wires, as a result of there is a small electric cost operating through the wires. All batteries depend on a chemical response between two metals.