Physics
Polarizers, Malus's Law, Brewster Angle, Polarization by Reflection and Scattering, Why is the sky blue, why are clouds white and sunsets red? Great demos!
Assignments Lecture 29, 30 and 31: http://freepdfhosting.com/7d76b7e131.pdf
Solutions Lecture 29, 30 and 31: http://freepdfhosting.com/cc1c6d39d1.pdf