There is no "Fourth" dimension
Just because there are four dimensions doesn't mean there's a "fourth dimension" 4D rubik's cube: http://www.superliminal.com/cube/cube.htm minutephysics is now on Google+ - http://bit.ly/qzEwc6...
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I'd like to clear up a misconception: there is no fourth dimension. As a matter of fact,there is no third dimension, either. Now, by that I don't mean that there aren't threedimensions… there are, but just we can't tell these dimensions apart: there's no specialdirection you can call "the 1st dimension," [north? east? up?] so it doesn't make senseto say "this is the 2nd one," or "what's the fourth one?"It's like if you have a jug with three cups of water in it... it's easy to tell that thereARE three cups of water, but which is the first cup? the second? or the third? Thosequestions don't even make sense!That said, there may be dif...
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I'd like to clear up a misconception: there is no fourth dimension. As a matter of fact,there is no third dimension, either. Now, by that I don't mean that there aren't threedimensions… there are, but just we can't tell these dimensions apart: there's no specialdirection you can call "the 1st dimension," [north? east? up?] so it doesn't make senseto say "this is the 2nd one," or "what's the fourth one?"It's like if you have a jug with three cups of water in it... it's easy to tell that thereARE three cups of water, but which is the first cup? the second? or the third? Thosequestions don't even make sense!That said, there may be dif...
