🚀 go-pugleaf

> In article <6108@decwrl.DEC.COM>, wasser@mosaic.dec.com.UUCP writes:
> > 
> > 	1) The acceleration is stronger at the bottom of the
> > 	elevator because the bottom is closer to the center of
> > 	gravity.
> Actually, Experiment 1 can also probably be gimmicked. The gravitational
> acceleration within the earth doesn't change much until you get to the
> core-mantle boundary. This basically occurs because the core is much denser
> than the mantle so that the fact that you have less mass under you as
> you go down is compensated by the fact that you are closer to the dense
> core.

I always understood gravity varied with r^2 between two bodies two non-
coincident bodies but r when one is contained within the other.