Picture electricity as water through pipes. Electrons drifting through copper, pushed from the battery, rushing toward the bulb. It's the mental picture most of us carry around. But here's the problem. Electrons in a wire drift at about 0.1 millimeters per second. Slower than a crawling ant. Yet the moment you flip a switch, the bulb on the far side of the house already knows what to do. So what actually moved?
READ SERIESPicture electricity as water through pipes. Electrons drifting through copper, pushed from the battery, rushing toward the bulb. It's the mental picture most of us carry around. But here's the problem. Electrons in a wire drift at about 0.1 millimeters per second. Slower than a crawling ant. Yet the moment you flip a switch, the bulb on the far side of the house already knows what to do. So what actually moved?