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Spring 2008  Phys 5A  2/4  Lecture 1.6  50 minutes
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"My grandmother started walking five miles a day 
when she was sixty.  She's ninety-seven now, and 
we don't know where the hell she is."
--Ellen DeGeneris

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)

Pick up your Quiz 1; scores posted online
Discussion of selected questions at waiferx.blogspot.com

2/1 opinion results
     How difficult are the quizzes/homework questions?
     
Revision to clicker point values (2x), Lecture 1.6 onwards
     Clicker homework = 0.6 points each, if correct
     Clicker discussion/participation = 0.6 points each
     Problem-solving = 2.0 points each

Ch. 2.4: Acceleration: Rate of Change of Velocity
     Ex: Problem 2.14(a) (extended)
Ch. 2.4/2.5: Graph Relationships 
     p. 30: Relationship Between...x(t) and v_x(t)
     p. 35: Relationship Between...v_x(t) and a_x(t)
     "Chain of Pain" calculus graph relations (*.pdf)
     Ex: Conceptual Question 2.6 (extended)
     Ex: Conceptual Question 2.8 (extended)

NEXT TIME
Homework 
     Conceptual Questions 2.4, 2.5 (study graph relationships)
     Problems 2.14(c)
              2.12 (also: dir. of motion between t = 4 s and 12 s?)
     Read Chs. 2.5, 2.6         

"Learning Resource Survey" [3.0 points]
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     **Ends Friday night, 2/8, 11:59 PM**