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September 2, 2014

September 2, 2014

Posted by **Grace** on Sunday, June 5, 2011 at 1:02am.

- physics -
**drwls**, Sunday, June 5, 2011 at 6:36amUse Newton's universal law of gravity. It has a constant G in it that you will need to look up. You should find the exercise useful.

It looks like this:

F = G M1*M2/R^2

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