Time does technically improve and settlement. In different words, it really is variable. As an merchandise procedures the speed of sunshine time ought to decelerate so as that mild can proceed at a consistent cost far flung from that merchandise. Time does not have density. regardless of the indisputable fact that, when you consider that time is more desirable typically than not a function of flow through area, you would possibly want to say that aspect expands and contracts unequally for the time of the dimensional fabrics of the universe relative to the flow of the mass in a given section.
2016-10-16 23:24:31
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answer #2
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answered by ? 4
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Well I guess we can never ,no matter how scientifically advanced we ever maybe, define the "UNIVERSE"...because the UNIVERSE literally means EVERYTHING EXISTING AROUND US,INCLUDING US OBVIOUSLY...UNIVERSE is every bit,every atom or molecule of what is present and what makes whatever we see,hear and feel possible...
and regarding SPACE...Well I think that SPACE is the actual matter or substance in this universe,even though we say that SPACE is empty but this UNIVERSE actually contains SPACE in which different planets,stars,galaxies.etc. come into existance...
I guess if theres an ASTRONAUT in this forum,he can define space and universe in a better manner..
2007-01-04 03:29:45
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answer #3
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answered by sCrUbs 3
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The universe from a physical or empirical viewpoint is physicists' theoretical and empirical understanding of the philosophical notion of the world, which can naively be described as the sum of all matter and energy that exists and the space-time in which they are located and in which all events occur or could occur. The word "universe" is derived from the Old French univers, which in turn comes form the Latin roots unus ("one") and versus (a form of vertere, "to turn").
To present-day theoretical cosmologists, a universe (lower case "u") is a speculative model of all of space-time which is connected together, including all matter and energy in it and space-time events. This model is either required to be consistent with that part of space-time that can be seen or otherwise observed to have occurred by empirical observation, or it can be a more general, hypothetical model. This observable part of space-time can be referred to as the Universe (upper case "U"), the known universe, observable universe, or visible universe and is studied by observational cosmologists. The term the Universe can also be used to mean the theoretical model of which the observable universe is only a small part.
It is not yet known whether or not the whole Universe is observable,[1] though at present, most cosmologists believe that it is impossible to observe the whole continuum and frequently use the expression our universe, referring either to only that which is knowable by human beings in particular, or to the speculative full model of space-time (the meaning is frequently, but not always, clear from the context). In cosmological terms, the observable universe is finite and contains a finite number galaxies, clusters, and superclusters.
If a version of the cosmic inflation scenario is correct, then there is at present no known way to determine whether or not the (theoretical) universe is finite or infinite, and the observable Universe is just a very tiny speck of the (theoretical) universe. Some theorists extend their model of "all of space-time" beyond a single connected space-time to a set of disconnected space-times, called a multiverse.
Space has been an interest for philosophers and scientists for much of human history. The term is used somewhat differently in different fields of study, hence it is difficult to provide an uncontroversial and clear definition outside of specific defined contexts. Disagreement also exists on whether space itself can be measured or is part of the measuring system. (See Space in philosophy.) Many fields use an operational definition in which the units of measurement are defined, but not space itself.
Space has a range of definitions:
One view of space is that it is part of the fundamental structure of the universe, a set of dimensions in which objects are separated and located, have size and shape, and through which they can move.
A contrasting view is that space is part of a fundamental abstract mathematical conceptual framework (together with time and number) within which we compare and quantify the distance between objects, their sizes, their shapes, and their speeds. In this view, space does not refer to any kind of entity that is a "container" that objects "move through".
These opposing views are relevant also to definitions of time. Space is typically described as having three dimensions, and that three numbers are needed to specify the size of any object and/or its location with respect to another location. Modern physics does not treat space and time as independent dimensions, but treats both as features of space-time – a conception that challenges intuitive notions of distance and time.
Many scientists argue that space may in fact be the "final frontier."
An issue of philosophical debate is whether space is an ontological entity itself, or simply a conceptual framework we need to think (and talk) about the world. Another way to frame this is to ask, "Can space itself be measured, or is space part of the measurement system?" The same debate applies also to time, and an important formulation in both areas was given by Immanuel Kant.
In his Critique of Pure Reason, Kant described space as an a priori intuition that (together with another a priori intuition, time) allows us to comprehend sense experience. With Kant, neither space nor time are conceived as substances, but rather both are elements of a systematic framework we use to structure our experience. Spatial measurements are used to quantify how far apart objects are, and temporal measurements are used to quantify how far apart events occur.
Schopenhauer, in the preface to his On the Will in Nature, stated that "space is the condition of the possibility of juxtaposition." This is in accordance with Kant's understanding of space as a form in the mind of an observing subject.
Similar philosophical questions concerning space include: Is space absolute or purely relational? Does space have one correct geometry, or is the geometry of space just a convention? Historical positions in these debates have been taken by Isaac Newton (space is absolute), Gottfried Leibniz (space is relational), and Henri Poincaré (spatial geometry is a convention). Two important thought-experiments connected with these questions are: Newton's bucket argument and Poincaré's sphere-world.
2007-01-04 03:17:22
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answer #5
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answered by c0mplicated_s0ul 5
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