It depends on what theory you follow, but many people say 11
2006-07-20 23:04:22
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answer #1
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answered by double_nubbins 5
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Well there are 3 physical dimensions that we are aware of and there is 1 time dimensions we are aware of.
Some physicists are examining a theory where we live in a world that has 11 dimensions -some physical and some time. The theory that uses an 11 dimensional universe is called the super string theory and it posits that all matter are made up very tiny strings of energy that vibrate in different ways.
Now before you freak out with the 11 dimensions, the way physicist think about these dimensions is that they are so small that we can see them as different than the three we're familiar. Think of an ant crawling on a string. To us, it looks like he's just walking in one dimension -say left to right. To the ant, he's transversing all kinds of ridges and gaps... he's traveling in 3 dimensions. To us, he's so small we can't see the other 2 dimensions he's walking in. So these other dimensions that we're talking about are so tiny, we simply can't see them.
Throw into the loop that some of those 11 dimensions might be other time dimensions and your mind starts to boogle.
Now 11 dimensions is just one theory... there are many other theories some saying up 15 (I believe)
2006-07-20 23:09:52
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answer #2
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answered by John H 3
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2006-07-20 23:05:22
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answer #3
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answered by Violet UK 4
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5
2006-07-20 23:04:23
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answer #4
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answered by Tha GoDFaTHeR 1
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DImension can be dfine as follows
1 A measure of spatial extent, especially width, height, or length.
Extent or magnitude; scope. Often used in the plural: a problem of alarming dimensions.
Aspect; element: “He's a good newsman, and he has that extra dimension” (William S. Paley).
2 Mathematics.
The least number of independent coordinates required to specify uniquely the points in a space.
The range of such a coordinate.
3 Physics. A physical property, such as mass, length, time, or a combination thereof, regarded as a fundamental measure or as one of a set of fundamental measures of a physical quantity: Velocity has the dimensions of length divided by time.
4. di·men·sioned, di·men·sion·ing, di·men·sions
To cut or shape to specified dimensions.
To mark with specified dimensions.
From the above definations i don't know in which dimension are you looking at it. Hope you understand
2006-07-20 23:19:01
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answer #5
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answered by yason 2
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There are four dimensions that you have to contend with, since you are in the physical world. Any other dimensions are purely theoretical and wouldn't impact your daily life.
The reason I say four, is because time is also a dimension. I believ that in our life time (the next 50 to 70 years) we will have to take into consideration the relative time that passes as we begin to either explore or colonize our solar system, and travel at speeds that impact our perception of the passing of time.
If we create vehicles that can whisk us to Mars in a matter of days, we will have to travel so fast that the passing of time slows down for those who make the trip. For the rest of the world, one or two weeks have gone by, but for the travelers, a few hours have gone by.
So, height, width, depth and time. Four dimensions.
:-)
2006-07-21 00:17:04
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answer #6
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answered by Anonymous
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Well according to me there are 3 dimensions of three directions called x,y,z
Time can also be a dimension as said by scientist.
2006-07-20 23:45:49
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answer #7
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answered by Anonymous
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There is a total of 10 possible dimensions, as by the 10th dimension we have already included all possible universes and all possible alternative time lines as a single point.
mankind has yet to conceive of more
2006-07-20 23:08:07
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answer #8
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answered by shadow 2
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Mathematically an infinite number of dimensions can exist.
We can perceive three dimensions of length height and width (3D). But scientists say there can be more of these.
We also have an awareness of time. (sometimes called the fourth dimension)
Mass may also be important.
2006-07-20 23:06:00
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answer #9
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answered by blind_chameleon 5
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As with most things, it seems as though there is no direct answer. In our physical world there are three - four if you add the dimension of movement (time).
If you are interested in the basic, total number of dimensions comprising mass, there is one. The reason for this is that mass is composed of electromagnetic energy. Were all mass of the cosmos reduced to its lowest value, that value would be that of electromagnetic energy - thus everything would become one dimensional.
2006-07-21 04:45:47
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answer #10
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answered by Anonymous
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26
2006-07-21 01:10:21
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answer #11
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answered by Assaf 1
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