Rube Goldberg Machine

Rube Goldberg MachineBy: Nathan Moran, Mike Duong, Matt Jakel, and Tony ZommerChemical Electric

E=m(SE) SE=500,000 in a 9V battery P=VIEfficiency=.0819Electric Heat

Electric Heat Steel Wool Video

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PE=mgh W=Fx Efficiency= .316KE PEW=Fx PE=mghEfficiency= .135

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Overall EfficiencyEfficiencyTotal = 0.000391%Citations"Answers.com - At What Temperature Does Steel Wool Burn." WikiAnswers - The Q&A Wiki. Web. 10 Mar. 2011. . Katherine, Russel J. Are Good Electrical Insulators Also Good Thermal Insulators? A Study of Thermal Conductivity. Rep. 2 Apr. 2006. Web. 10 Mar. 2011. .