How a flashlight works have you ever wondered what makes a flashlight work? a flashlight consists of a lightbulb, a metal strip, a switch, a metal conductor, and one or more batteries. All of these parts come together to make a circuit, which is a continuous path of electricity. In most simple flashlights, two batteries are stacked one on top of the other, and are enclosed in a plastic cylinder. Electricity which is stored in …showed first 75 words of 209 total…

…showed last 75 words of 209 total…base of the flashlight is screwed onto a metal conductorwich is in contact with the circuit, at the positive end of the battery. The switch on a flashlight acts like a drawbridge over a break in the curcuit. When you slide the switch to the "on" position a piece of metal wich is on the bottom of the switch completes the cicuit, and allows the circular flow of electricity. that is how a flashlight works.