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Icicle

A cross section of an icicle that is three days old. In this case the icicle grows rings similar to a tree. The age of an icicle can be determined by the number of heating and cooling cycles the icicle has gone through. This cross section is 2 mm thick and is photographed in polarized light.

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Filename: K12-ice-8563.jpg
Copyright: Ted Kinsman / Science Source Inc.
Image Size: 5616x3744 / 6.5MB; ice ices icy icicle icicles weather winter water freezing thaw freeze thaws thawing frozen frozen water cold bubbles trapped air trapped air bubbles
Contained in galleries: science

A cross section of an icicle that is three days old. In this case the icicle grows rings similar to a tree. The age of an icicle can be determined by the number of heating and cooling cycles the icicle has gone through. This cross section is 2 mm thick and is photographed in polarized light.