Here is the ex. in the book. Two 3.kg textbooks are .15 apart. What is the gravitational attraction?(adsbygoogle = window.adsbygoogle || []).push({});

The answer is given 2.7*10-8

I also know the formula is F=Gm1m2/r

I just do not understand what they are doing to get the answer.

(6.67*10-11 N-m2kg2)(3.kg)(3.kg)/.15

This is the formula I am trying to use

Please help!

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# Homework Help: Formula help

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