Re: [Phys-l] A question about the Earth's gravity

[John Mallinckrodt <ajm@csupomona.edu>]

Not just the "official" definition of g, but our every day practical  
experience of g as well.  As has been discussed here many times, g is  
literally nothing more than a measure of the degree of divergence  
from a state of freefall.

John Mallinckrodt
Cal Poly Pomona

On May 7, 2009, at 7:11 AM, chuck britton wrote:

> The 'official' definition of g DOES include the centrifugal effect.
> Physics teachers saying otherwise does not change this.
>
> (and I believe that the 'somewhat' does indeed apply to SMALL
> effects ;-)
>
> On May 7, 2009, at May 7(Thu) 9:58 , John Clement wrote:
>
> > So the gravitational force is changed by the rotation of the
> > Earth?  Very
> > interesting!!!
> >
> > John M. Clement
> > Houston, TX
> >
> > > Its only somewhat above the level of AP-C if centrifugal effects are
> > > deemed somewhat above the level AP-C