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How to make a lightbulb light up?

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How to Make a Light out of Batteries. Two Methods: Using a Standard Light Bulb Using LED Diode Community Q&A. Creating a light using batteries is quick and easy. It is a great way to make a handy flashlight, or just to get temporary light in a power outage. Connecting your batteries and light in the correct way creates a circuit which powers the light. read more

To make a light bulb, start by connecting 5 6-volt batteries end to end using electrical tape. Then, take a piece of copper wire and hook one end onto the positive end of the battery chain and the other end onto a piece of graphite pencil lead. read more

When a light bulb connects to an electrical power supply, an electrical current flows from one metal contact to the other. As the current travels through the wires and the filament, the filament heats up to the point where it begins to emit photons, which are small packets of visible light. read more

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Old School Light Bulbs Make an Efficient Comeback ...
Source: thetechnews.com