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Re: PER - FREE BODY DIAGRAMS - Corrections



In my previous post there are at least two errors. I wrote:

1. "But it may be awhile before "artificial intelligence" will even
come close to being as effective as an expert HUMAN Socratic
Dialogist. Here the dialogist emulates the HISTORICAL Socrates of
Vlastos (1991), NOT Plato's alter ego in the "Meno," as explained in
footnote #39 of the suppressed Hake (1998b). Unfortunately, Plato's
alter ego is naively assumed by Morse (1994), Swartz (2000), and
Redish (2003)] to be the real Socrates."

I should have written the "the suppressed Hake (1998d)" where that reference is
Hake, R.R. 1998d. "Interactive-engagement methods in introductory
mechanics courses," online as ref. 25 at
<http://www.physics.indiana.edu/~hake>. SUBMITTED on 6/19/98 to the
"Physics Education Research Supplement to AJP"(PERS).


2. Fisher, K. 1999. "Exercises in drawing and utilizing free-body
diagrams," Phys Teach. 37(7): 434-435: "A very useful aid to sorting
out the relevant forces in a mechanics problem is the ON/B¥ table,
which I have recently begun to require as part of solution to tests.

I should have written: "the ON/BY table."

Sorry.

Richard Hake, Emeritus Professor of Physics, Indiana University
24245 Hatteras Street, Woodland Hills, CA 91367
<rrhake@earthlink.net>
<http://www.physics.indiana.edu/~hake>
<http://www.physics.indiana.edu/~sdi>