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Re: Ok, how come we can only visualize 3 dimension (archive)

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Posted by tb on January 08, 2001 at 11:50:39:

In Reply to: Ok, how come we can only visualize 3 dimensions posted by Dave on January 08, 2001 at 08:49:40:

IMHO, we can only visualize TWO dimensions. Everything appears visually in 2 dimensions. However, we can perceive the third dimension through cues (time, focus, color, object familiarity).

For example, if we look at one face of a cube, we see a square. (Really, depending on perspective, we see a square within a square with each of the nodes connected by a line to its corresponding node). If we move in the X plane only, we can see a two rectangles, one skinny one and one squarish one. As we continue to move around the cube (or rotate the cube, if you rather)the sizes of the rectangles change. Through object familiarity and time-lapse, we perceive the cube.

However, at any given INSTANT in time, we can only SEE two dimensions. We extrapolate the third.

It is this ability that allows us to become involved in a movie, a three-dimensional world projected on a flat screen.


when we have six senses?


I haven't been keeping up on my reading. Ask me a question. Preferably science related.






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