Posted by **Michael** on Monday, January 10, 2011 at 2:54pm.

An autographed baseball rolls off of a 0.55 m high desk and strikes the floor 0.82 m away from the desk.

The acceleration of gravity is 9.81 m/s2 .

How fast was it rolling on the desk before it fell off?

Answer in units of m/s.

- Physics -
**Anonymous**, Thursday, October 31, 2013 at 8:26pm
5.6

- Physics -
**steve**, Friday, November 7, 2014 at 10:14pm
32

- Physics -
**c**, Wednesday, November 12, 2014 at 2:16pm
12

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