multiple colors in a cylinder that change when you turn the cylinder
2006-07-18 06:40:15
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answer #1
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answered by tobinmbsc 4
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The kaleidoscope is a tube of mirrors containing loose coloured beads or pebbles, or other small coloured objects. The viewer looks in one end and light enters the other end, reflecting off the mirrors. Typically there are two rectangular lengthways mirrors. Setting of the mirrors at 45° creates eight duplicate images of the objects, six at 60°, and four at 90°. As the tube is rotated, the tumbling of the coloured objects presents the viewer with varying colours and patterns. Any arbitrary pattern of objects shows up as a beautiful symmetric pattern because of the reflections in the mirrors. A two-mirror model yields a pattern or patterns isolated against a solid black background, while a three-mirror (closed triangle) model yields a pattern that fills the entire field.
For a 2D symmetry group a kaleidoscopic point is a point of intersection of two or more lines of reflection symmetry. In the case of a discrete group the angle between consecutive lines is 180°/n for an integer nâ¥2. At this point there are n lines of reflection symmetry, and the point is a center of n-fold rotational symmetry. See also symmetry combinations. Modern kaleidoscopes are made of brass tubes, stained glass, wood, steel, gourds and most any other material an artist can sculpt or manipulate. The part of the kaleidoscope which holds objects to be viewed is called an object chamber or cell. Object cells may contain almost any material. Sometimes the object cell is filled with liquid so the items float and move through the object cell with slight movement from the person viewing.
2006-07-18 13:39:45
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answer #2
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answered by Anonymous
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The kaleidoscope is a tube of mirrors containing loose coloured beads or pebbles, or other small coloured objects. The viewer looks in one end and light enters the other end, reflecting off the mirrors. Typically there are two rectangular lengthways mirrors. Setting of the mirrors at 45° creates eight duplicate images of the objects, six at 60°, and four at 90°. As the tube is rotated, the tumbling of the coloured objects presents the viewer with varying colours and patterns. Any arbitrary pattern of objects shows up as a beautiful symmetric pattern because of the reflections in the mirrors. A two-mirror model yields a pattern or patterns isolated against a solid black background, while a three-mirror (closed triangle) model yields a pattern that fills the entire field.
2006-07-18 13:42:00
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answer #3
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answered by dualcore05 1
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NOUN:
A tube-shaped optical instrument that is rotated to produce a succession of symmetrical designs by means of mirrors reflecting the constantly changing patterns made by bits of colored glass at one end of the tube.
A constantly changing set of colors.
A series of changing phases or events: a kaleidoscope of illusions
2006-07-18 13:40:05
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answer #4
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answered by ovalhead34 3
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to be onset with you i don't know the other thing that i know is that at Pasadena city college there is a magazine call kaleidoscope and that magazine that names of class that were for summer school, or summer classes
2006-07-18 13:40:49
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answer #5
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answered by juanita2_2000 7
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its a toy,a tube that u look in with colours and patterns inside
2006-07-18 13:38:38
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answer #6
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answered by xxxcustardxxxtartxxx 1
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the ability to plug in color schemes to see them up closely
2006-07-18 13:39:46
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answer #7
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answered by potato 3
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