Our “Science Guy” Jason Lindsey shows us how to create the toilet paper tube light bulb by using a few ingredients from around the house.
The electrons from the battery flow through the alligator clips and pencil lead, which is actually graphite, creating a closed circuit. The graphite or filament becomes so hot it glows and fills the Mason jar with smoke.
Go to www.hookedonscience.org for more experiments that might get you and your family “Hooked on Science.”
Jason Lindsey Hooked on Science
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