Use the three sources below to write about the effectiveness of energy saving light bulbs as an alternative to incandescent bulbs. Task instructions here: Energy saving lightbulb OW task.
Compact fluorescent lamp. (2012, November 19). In Wikipedia, The Free Encyclopedia. Retrieved November 21, 2012,from http://en.wikipedia.org/w/index.php?title=Compact_fluorescent_lamp
Harris, William. How CFL Bulbs Work. (2009, July 14). In HowStuffWorks.com. Retrieved November 21, 2012,from http://science.howstuffworks.com/environmental/green-tech/sustainable/cfl-bulb.htm
This Bulb. (2007, August 17) National Geographic. Retrieved January 13 2011, from http://www.youtube.com/watch?v=FvOBHMb6Cqc
One World Science 