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2. Closed Circuit
A closed circuit http://www.bing.com/images/search 3. Open Circuit
HTTP :// workingwomen /images/search 4. MyH omemadeF lashlight
5. Why does light bulb stop bring? The gas in the light bulb will run out. 6. How does a light bulb work?
7. Whoinventedthe light bulb ?
8. Insulators
http://www.bing.com/images/search 9. Conductors
conductor insulator http://www.bing.com/images/search 10. SeriesandParallel Circuits
11. How does static electricity work?
12. How does lightening work?
13. Light safety tips
14. Stay away from metal! 15. Stay away from thephone! 16. Do not play outside! 17. Do not go under a tree!