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October 23, 2014

October 23, 2014

Posted by **Derby** on Wednesday, September 10, 2008 at 3:53pm.

What is the pebble's speed?

What is the pebble's acceleration?

- math -
**bobpursley**, Wednesday, September 10, 2008 at 3:57pmspeed=distance/time=PI*68cm/.3333sec

acceleration= speed^2/radius

of course, radius is still half diameter.

- math -
**augie**, Tuesday, September 7, 2010 at 7:11pm2-5

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