Re: Newtons Mechanics only valid from nonaccelerating frame of reference?




mmeron@xxxxxxxxxxxxxxxxxx wrote:
> In article <1137730555.527614.135300@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>, "jmorriss@xxxxxxxxxxx" <jmorriss@xxxxxxxxxxx> writes:
> >Well, if you use an accelerating frame of reference, things happen that
> >Newtonian mechanics cannot explain.
> >
> Of course it can.
>
> >For example, a videotape taken by a camera on a merry-go-round will
> >show an object thrown in the air following a curved (side to side)
> >path. In fact, you can toss something, and it can curve around so you
> >can catch it. No real force is present to account for this motion.
> >
> That's why you use inertial forces (centrifugal and coriolis).
>

Are these not often called "ficticious forces"?

The trouble is, they are sometimes tricky to use. See:

http://www.weathernotebook.org/transcripts/2001/10/23.html

A real "Oops" moment...

.



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