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January 25, 2015

January 25, 2015

Posted by **samir** on Saturday, January 23, 2010 at 4:33pm.

a)what's the magnitude of the force that peter exerts on john?

b)what's the magnitude of pete's acceleration toward john?

I am not sure what formula to use, pleaase help!

- PHYSICS -
**drwls**, Saturday, January 23, 2010 at 5:34pmThe center of mass will remain in the same place in this frictionless situation

a) Use F = ma

Solve for the F

b) Also use F = ma on Pete, with the same F, and solve for a(of Pete).

The F will be the same on both, but in opposite directions.

- PHYSICS -
**wendy**, Tuesday, October 2, 2012 at 8:39pmWhile John is traveling along an interstate

highway, he notices a 160 mi marker as he

passes through town. Later John passes a

108 mi marker.

What is the distance between town and

John’s current location?

Answer in units of mi

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