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Snowball

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	Snowball
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	Topics Snowball Topic Home A snowball is a sphericalSphere A sphere is a perfectly symmetrical geometrical object.... object made from frozen water or snowSnow Snow is precipitation in the form of crystalline water ice, consisting of a multitude of snowflakes.... , usually created by scooping snow with the hands, and compacting it into a roughly fist-sized ball. The snowball is often used to engage in games, such as snowball fightSnowball fight A snowball fight is a physical game often played by young people in which snowballs are thrown with the intention of hitting... s. The pressure exerted by the hands on the snow is determinant for the final result. Reduced pressure leads to a light and soft snowball. A higher pressure causes the snow to melt, turning into liquid water. Once the pressure is removed, the water turns again into iceIce Ice is an Oxide class mineral that is referred to by any one of the 14 known solid phases of water.... , leading to a more compact and hard snowball called an iceball, which eventually can be considered harmful during a snowball fight. The process of melting and refreezing is called regelationRegelation Regelation is the phenomenon of melting under pressure and freezing again when the pressure is reduced.... . A snowball may also be a large ball of snow formed by rolling a smaller snowball on a snow-covered surface. The smaller snowball grows by picking up additional snow as it rolls. The terms "snowball effectSnowball effect Summary Snowball effect is a figurative term for a process that starts from an initial state of small significance and builds upon i... " and "snowballing" are named after this process. This technique is often used to create snowmenSnowman A snowman is a man-like figure constructed from compacted snow.... . Current World Record Students of Michigan Technological UniversityMichigan Technological University Michigan Technological University is an American public university primarily oriented toward science and engineering.... rolled the World's Largest Snowball on February 10, 2006. It was 21 feetFoot (unit of length) A foot is the name of a unit of length, in a number of different systems, including English units, Imperial units, and Unite... 3 inchInch An inch is the name of a unit of length in a number of different systems, including English units, Imperial units, and Unit... es in circumference (81 inches or 2.06 metreMetre The metre, or meter , is a measure of length.... s in diameter). Heraldry The snowball occasionally occurs as a chargeCharge (heraldry) In heraldry, a charge is an image occupying the field on an escutcheon.... in heraldryHeraldry Heraldry is the practice of designing, displaying, describing and recording coats of arms and badges, as well as the formal ... .