Posted by Elbert on Thursday, March 14, 2013 at 1:33pm.
NOTE: this is for advanced functions, NOT physics
A 2m length of board rests with one end on the floor and the other end on a small stack of bricks. A baseball is rolled up the board and back down again in a total of 4 seconds. The farthest the baseball reached on the board was 130cm.

math  Henry, Friday, March 15, 2013 at 7:54pm
Incomplete.
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