Set up Comments - buehlert

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Submitted by buehlert on Sun, 03/09/2014 - 20:45
Demo Name: 
Balls of equal and unequal mass on strings, separated by a leaf spring.
Set-up Comments: 
if we don't use the springs, do the balls hang done next to each other like newton's cradle? If so I would like BOTH of these.
Professor Name: 
buehlert