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posted by Michael on Monday, January 10, 2011 at 2:52pm.
A ball initially at rest rolls down a hill with an acceleration of 2.7 m/s2. If it accelerates for 8.1 s, how far will it move? Answer in units of m.
d=0.5at^2 = 0.5 * 2.7 * (8.1)^2=88.6m.
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