>>>> In oh-so-very-human 3-D,
>>>> the earth's orbit has angular momentum and ³ action ² is conserved;
>>>> not so in the ( unimaginable ) 4-D world that's intrinsic to nature.
>>>>
>>>> The earth is moving in a staight line.. but spacetime is curved.
>>>> The spacetime continuum is also known as hyperspace,
>>>> i.e. the 4-D gravitational field, a hyperstructure.
>>>>
>>>> Randomness is ignorance, nothing more.
>>>> When a system is fully known it can be modeled in 4-D;
>>>> otherwise its a 3-D model or ( worse ) a statistical model.
>>>>
>>>> For some light reading on this topic see
>>>> this philosophical novel about World War II and 4-D hyperspace:
>>>> ³ Slaughterhouse-Five;
>>>> or, The Children's Crusade: A Duty-Dance With Death ².
>>>>
>>>> Einstein said:
>>>> ³ I see a pattern,
>>>> but my imagination cannot picture the maker of that pattern.
>>>> I see a clock, but I cannot envision the clockmaker.
>>>>
>>>> The human mind is unable to conceive of the four dimensions,
>>>>
>>>> so how can it conceive of a God,
>>>> before whom a thousand years and a thousand dimensions are as one ? ².
>>>> -- ³ The Expanded Quotable Einstein ²,
>>>> Princeton University Press, 2000 Page 208
>>>>
>>>> Petkov ( 2005 ) has this to say:
>>>> ³ This paper pursues two aims.
>>>>
>>>> First, to show that the block universe view, regarding the universe as
>>>> a timelessly existing four-dimensional world,
>>>> is the only one that is consistent with special relativity.
>>>>
>>>> Second, to argue that special relativity alone can resolve
>>>> the debate on whether the world is
>>>> three-dimensional or four-dimensional.
>>>>
>>>> The argument advanced in the paper is that
>>>> if the world were three-dimensional
>>>>
>>>> the kinematic consequences of special relativity and more importantly
>>>> the experiments confirming them would be impossible. ².
>>>>
>>>> -- ³ Is There an Alternative to the Block Universe View ? ²
>>>>
http://Philsci-Archive.Pitt.EDU/archive/00002408/
>>>>
>>>> From Einstein's, " Ether and the Theory of Relativity " ( 1920 )
>>>> quoted at "
http://TUHH.DE/rzt/rzt/it/Ether.html ":
>>>>
>>>> " But this ether may not be thought of as
>>>> endowed with the quality characteristic of ponderable media,
>>>> as consisting of parts which may be tracked through time.
>>>>
>>>> The idea of motion may not be applied to it. ".
>>>>
