Re: [Phys-l] Clarification: A ball at the center of a planet

["John Clement" <clement@hal-pc.org>]

Of course, so I amended that to say falling in a vacuum.  If the ball is not
touching a surface it is not deformed except by the very small tidal force
exerted by the Earth on it.  The problem did say in a vacuum.

John M. Clement
Houston, TX

> -----Original Message-----
> From: phys-l-bounces@carnot.physics.buffalo.edu [mailto:phys-l-
> bounces@carnot.physics.buffalo.edu] On Behalf Of brian whatcott
> Sent: Monday, October 04, 2010 8:56 PM
> To: Forum for Physics Educators
> Subject: Re: [Phys-l] Clarification: A ball at the center of a planet
>
>   On 10/4/2010 1:18 PM, John Clement wrote:
> > But what if the ball on the surface of the earth has neutral buoyancy
> and is
> > suspended in water?  Then deformability should have no effect. /snip/
> > John M. Clement
> > Houston, TX
> ***
>
> Does the force exerted by a liquid not vary with depth?
>
> Brian W
> _______________________________________________
> Forum for Physics Educators
> Phys-l@carnot.physics.buffalo.edu
> https://carnot.physics.buffalo.edu/mailman/listinfo/phys-l