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Fall 2007  Astr 10  12/5  Lecture 4.5  
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Hobbes: "What would you call the creation 
         of the universe?"
Calvin: "The Horrendous Space Kablooey!"
--Bill Watterson

TODAY: THE EXPANDING UNIVERSE
Quiz 11: 6:30-6:45 PM
     **PLEASE SIT IN EVERY OTHER SEAT**
     USE YOUR OWN UNIQUE 4-DIGIT P.I.N.
Lookback time 
In-class activity 28 (*.pdf)
     Find and sit in your assigned groups
     Turn in group worksheet
Hubble's law 
     Fig. 23.27 (*.gif)
     (Fix, _Astronomy: Journey to the Cosmic Frontier_, 4/e)
     Continued Consistent Expansion (*.mov, 1.6 MB)
     (HubbleSite.org)
In-class activity 29 (*.pdf)
     Find and sit in your assigned groups
     Turn in group worksheet