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Spring 2008  Phys 5A  1/30  Lecture 1.4  50 minutes
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"Before you criticize someone, you should walk a
mile in their shoes.  That way when you criticize
them, you're a mile away and you have their shoes."
--Steven Wright

**LABS START THIS TUESDAY/WEDNESDAY**

TODAY (*.pdf)
Clicker homework
     Turn on clicker before entry program starts
     Open book, open notes, partner/small-group collaboration okay
     No mooching/enabling (one-sided collaboration)

Ch. 2.2: Position and Displacement
     Ex: Conceptual Questions 2.1, 2.10 (extended)

Problem-solving session
     Comprehensive Problems 1.48, 1.68
     Work together in groups of three or four (suggested)
     Enter numerical answers using own clicker before leaving

NEXT TIME
Quiz 1 Announcements
     Friday, 2/1, 9:30-9:55 AM
     Closed-book, closed-notes
     Ten multiple-choice questions
          (Adapted from Ch. 1 problems listed in reading guide)
          (Ch. 1.3: three problems)
          (Ch. 1.4: three problems)
          (Ch. 1.5: two problems)
          (Ch. 1.6: two problems)
     No work needs to be shown; no partial credit
     No Scantrons; circle answers directly on Quiz
     Bring your scientific calculator
     **CHOOSE YOUR OWN UNIQUE 4-DIGIT P.I.N.**
     (Two problems similar to those from Quiz 1 archives)
     
Homework 
     Read Ch. 2.3
          (be able to define average vs. instantaneous velocity)