Re: [Phys-l] momentum and energy

[Jack Uretsky <jlu@hep.anl.gov>]

It's the same before and after the collision.

On Tue, 14 Nov 2006, Robert Carlson wrote:

> Jack,
>
> Please define what you mean by conserved.
>
> Bob Carlson
>
>
> From: Jack Uretsky <jlu@hep.anl.gov>
> Date: Mon, 13 Nov 2006 19:14:22 -0600 (CST)
>
> --------------------------------------------------------------------------------
> I suggest that the definition of "elastic collision"
> be that kinetic energy is conserved in the collision.
> This definition agrees with accepted practice in every
> frame, classicly and quantum mechanically.
>                                        Regards,
>                                                Jack
>
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