How Does a Light Bulb Work? by Demi Jackson

How Does a Light Bulb Work? by Demi Jackson

Author:Demi Jackson
Language: eng
Format: epub
Publisher: Gareth Stevens Publishing LLLP
Published: 2019-03-26T04:38:07+00:00


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Have you ever touched a light bulb that’s been on awhile? It’s hot! Incandescent light bulbs aren’t very efficient . Much of the electricity they use becomes heat, not light. Incandescent light bulbs also don’t last very long and can break easily.

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CFLs

Compact fluorescent light bulbs (CFLs) are much more efficient light bulbs! They’re made up of a metal base and a glass tube filled with a gas called argon. Fluorescent lights give off light when electricity flows through the gas in the glass tube.

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