Comparing Light Bulbs Grade Levels: 1-4  Background We use light bulbs to see when it is dark. Many light bulbs also produce heat. It requires a lot more energy to make heat than it does to make light. Some light bulb - Christmas lighting technology - Document - PDFSEARCH.IO

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	Comparing Light Bulbs Grade Levels: 1-4  Background We use light bulbs to see when it is dark. Many light bulbs also produce heat. It requires a lot more energy to make heat than it does to make light. Some light bulb Add to Reading List Document Date: 2013-04-29 15:53:00 Open Document File Size: 529,04 KB Share Result on Facebook City Manassas / / IndustryTerm less energy / energy / / / ProvinceOrState Virginia / / URL www.NEED.org / / SocialTag Lighting Light sources Compact fluorescent lamp Incandescent light bulbs Fluorescent lamp Light bulb Phase-out of incandescent light bulbs Christmas lighting technology Light Gas discharge lamps

Comparing Light Bulbs Grade Levels: 1-4  Background We use light bulbs to see when it is dark. Many light bulbs also produce heat. It requires a lot more energy to make heat than it does to make light. Some light bulbAdd to Reading List