Re: [Algorithms] rather curious

[Steven C. <sc...@ti...>]

Ron Levine wrote:
> 
> >....
> >So you can see that a body of any mass will hit the earth at the same time.
> >The difference due to the original gravitation law is that a more massive body
> > will hit the earth with more FORCE and make a bigger dent.
> >
> 
> Here, I think your use of "FORCE" is not appropriate.  The two bodies
> fall under the same acceleration, so fall for the same time duration
> and hit the earth with the same speed, but the more massive body has
> more kinetic energy and more momentum, so makes a bigger dent.

But I thought (possibly naively), that by definition Force = Mass *
Accelleration, hence more mass, more force (for a fixed accelleration,
ie gravity).

Or are you saying the cause of the dent is momentum, not force?

Just rambling,
Steve

-- 
Steve Clynes
sc...@ti...
"Help stamp out and eradicate superfluous redundancy "