In relativistic physics (speeds near the light speed) time and space cannot be seen independent. They have been connected very strongly.
The math connection has been shown in the Lorentz' transformation.
No easy stuff.
Any happening can be described as a four vector (x , y , z , t).
Whatever happens x^2 + y^2 + z^2 - (ct)^2 never changes.
Read about the special relativity theory of Einstein.
Th
2007-02-16 03:59:19
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answer #1
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answered by Thermo 6
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A very simple definition: space and time considered together as one entity.
When most people think of dimensions, they only think in terms of spacial dimensions (up-down, right-left, forward-backward). These are the dimensions through which we have a certain limited amount of control over our movement. However, there is another dimension through which we have no control of our movement, time. Excluding relativistic effects, time just keeps moving forward. We can't slow, stop, or reverse it, but it is something with which we must deal. Whenever we describe an object's place in the universe, there is a time factor involved as well as a spacial location.
For example, if I give some one my address, that assumes that I am living at that address right now. It's not the same address at which I was living just a year ago. So, space and time are both parts of our universe. However, since most people tend not to think about time in this context, the term space-time continuum was coined as a means of emphasizing times importance.
time-space continuum also mean,things and events existing and moving in linear fashion. They move from one place to the next place in logical sequence in time and space
2007-02-16 11:22:32
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answer #2
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answered by Tharu 3
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There is no problem with the space time continuum. It's all contained in the equations of special and general relativity. The thing that does have science stumped right now id the explanation of gravity.
2007-02-16 11:17:09
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answer #3
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answered by Gene 7
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Put very simply we live in a four dimensional universe (or at least four that we percieve, but we won't go there right now). There are three spatial dimensions and one temporal dimension. The four together form the spacetime continuum. The idea is based primarily on Einstein's work on general and special relativity as a previous poster has already noted.
2007-02-16 11:55:24
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answer #4
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answered by Cymro 2
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It is not a problem it is a description. It says that there is a relationship between time and space. It implies thing like you can't be in two places at the same time and that two object can't occupy the same space at the same time.
2007-02-16 11:15:13
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answer #5
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answered by Ernie 4
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Time space continuum or space-time continuum is a description of space and time together. It is a concept which unites space and time together.
2007-02-17 17:42:21
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answer #6
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answered by Tenebra98 3
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I think it rather has to do with the fact that time changes in relation to the speed at which you are travelling.
Einstein proved that if you travelled at a speed close to that of light, time, for you, will slow down. But to an observer who is static, time stays the same.
For example, You would arrive almost instantly at a location 1million light years away. But someone on earth observing your flight with a telescope would need to wait a million years to see you arrive at that location.
This is fact.
It's what relativity's all about.
2007-02-16 11:22:24
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answer #7
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answered by Anonymous
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Meeting your grand father and killing him would be a problem for your existance.As to the gravity question being a problem,I should think the answer is pretty obvious,lol.
2007-02-16 11:21:31
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answer #8
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answered by kents411 3
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if you go back in time, just dont touch your other self
2007-02-19 22:18:18
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answer #9
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answered by phyteacher 2
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