Incandescent Lightbulb
Definition
An incandescent light bulb is an electric light with a wire filament heated until it glows. The heat is generated by an electric current passing through a filament, which then produces visible light.
Related terms
Edison's Lamp: This was one of the first practical designs for an incandescent lamp, created by Thomas Edison. It used a carbonized bamboo filament and had a lifespan of over 1200 hours.
Electricity: A form of energy resulting from charged particles such as electrons or protons, typically produced by chemical reactions, physical interactions, or solar radiation.
Filament: The part of an incandescent lamp that emits light when heated by an electrical current.
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Study guides (1)
AP US History - 6.5 Technological Innovation
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Cram Mode
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AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.