Re: The time traveler and conservation of mass and energy

In article <2bf42b5b-c631-4665-8884-5129e1db6dd6
@[EMAIL PROTECTED]
>, chornedsnorkack@[EMAIL PROTECTED]
 says...
> On 17 veebr, 11:27, bernardZ <Berna...@[EMAIL PROTECTED]
> wrote:
> > There is a law called the law of conservation of mass and energy under
> > QM for short periods of time this law can be broken but for the
periods
> > we are talking about it must be conserved.
> >
> > In the scenario where a time traveller suddenly arrives in this time
an
> > equivalent energy to him must go back to his time.
> 
> But time travel is in and of itself a grievous violation of homogenity
> of time.
> 
> Just why should the conservation of energy be observed in the specific
> time? Why is two-way travel required?
> 


This law of conservation of mass and energy is hardly a minor physical 
statement, it is called a law not a theory for the reason that we are 
extremely confident that it is true. Ultimately I suppose it depends how 
much you are willing to give up of physics