Trials 1 and 2
(130-100)=30/100+.3x100=30%
Trials 5 and 6
190-170+20/170=.12x100=12%
So which one is more prone to stickiness?
Sand, because it has a higher percent and that means you have to do more to get it to move. So it sticks more.
Wednesday, January 6, 2010
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