H/W assignment #9
Due at 12 noon on Nov 26 through sakai

(1) Describe the method by which the bending of light was demonstrated
    during the eclipse expedition in 1919.  What were the possible
    outcomes that the astronomers expected?  How accurately was
    General Relativity confirmed?  What were the main sources of
    uncertainty?

(2) Describe the differences among the following cosmological models:
    Einstein model, de Sitter model, and the Einstein-de Sitter model.