Re: [Phys-l] Inertial frame of reference

[carmelo@pacific.net.sg]

Quoting John Denker <jsd@av8n.com>:

> Secondly, according to modern (post-1900) physics, the freely-falling
> frames are unaccelerated, while the laboratory frame is accelerated
> ... not the other way around.  The laboratory is being accelerated
> skyward at about 9.8 m/s/s relative to any nearby freely-falling frame.
> It is accelerated by means of contact forces between the laboratory and
> the ground, forces that prevent the laboratory from freely falling.
>
> Feel free to use the laboratory frame if you wish.  It's OK.  Really
> it is.

The laboratory on Earth is rotating. It's not OK.


Alphonsus