Electricity and Magnetism -- Problem Set #5

Plasma, as in question #6, is how virtually all of the matter of the universe exists. A good place to start browsing about plasmas is this description of plasmas from candle flames, to the solar wind, to the core of stars and laser-fusion pellets.
http://fusedweb.pppl.gov/CPEP/Chart_Pages/5.Plasma4StateMatter.html