Science
posted by Tay Davis .
A roller coaster is moving at 10 m/s at the top of a hill and 22 m/s at the bottom of the hill two seconds later.Explain how to find the average acceleration of the roller coaster, then find the average acceleration.

Science 
SraJMcGin
Try some of the following links:
http://search.yahoo.com/search?fr=mcafee&p=how+to+find+the+average+acceleration
Sra
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