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Encyclopedia > Ice spike
An ice spike grown in an ice cube tray.
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An ice spike grown in an ice cube tray.

An ice spike is an upward-facing icicle that forms as a body of water freezes. Ice spikes can form in natural environments or can be made artificially by freezing distilled water in plastic ice cube trays. Ice cubes take shape in a tray An ice cube tray is a plastic or metal tray divided into cubes. ... Icicles A natural ice block in Iceland Ice is the solid form of water. ... Water (from the Old English word wæter; c. ... In physics and chemistry, freezing is the process of cooling a liquid to the temperature (called freezing point) where it turns solid. ... Distilled water is water that through boiling has had virtually all of its impurities removed. ... Ice cubes take shape in a tray An ice cube tray is a plastic or metal tray divided into cubes. ...


Water expands when it freezes. If there already is a thin sheet of surface ice over the body of water, further freezing can force water out and upwards through a crack or weak point in the sheet. This can produce a tube-like structure where water emerges at the tip, progressively lengthening the tube.1 Tube formation stops when the tip freezes and seals.


The formation of ice spikes is related to the shape of the water body, the concentration of dissolved impurities, air temperature and air circulation above the water.2


References

  1. Dorsey, H. E. (1921). "Peculiar Ice Formations." Physics Review. 18, 162.
  2. Libbrecht, K. G. and Lui, K. (2003). "An Investigation of Laboratory-Grown Ice Spikes." (Preprint.)

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Ice spike - Wikipedia, the free encyclopedia (210 words)
An ice spike is an upward-facing icicle that forms as a body of water freezes.
Ice spikes can form in natural environments or can be made artificially by freezing distilled water in plastic ice cube trays.
The formation of ice spikes is related to the shape of the water body, the concentration of dissolved impurities, air temperature and air circulation above the water.
  More results at FactBites »


 

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