•Hubble
Expansion (not a test really, inspiration)
•Cosmic
Microwave Background
•Abundance of
light elements
Refinements of Big
Bang Still Being Tested
–Possible
“cosmological constant”
–Very
early history:
•particle/antiparticle
asymmetry
•“inflation”
-- Details of very early very rapid expansion
•small
r, T fluctuations which lead to galaxies
–