Discussion:  Understanding Distance, Speed, and Time Relationships Using Simulation Software tool 
Topic:  Does step size really equal speed? 
Related Item:  http://mathforum.org/mathtools/tool/13171/ 
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Subject:  RE: Does step size really equal speed? 
Author:  br 
Date:  Apr 30 2009 
term "slope" to describe their speed would "gloss over" students. Using the
words "rate of change" might help. I explain to students that slope and rate of
change are like synonyms to each other.
 
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