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dirty snowball model |
Also found in: Wikipedia, Hutchinson | 0.01 sec. |
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dirty snowball model [¦dər·dē ′snō‚bȯl ‚mäd·əl] (astronomy) A model of comet structure in which the nucleus of the comet resembles a large dirty snowball. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| In 1951, he suggested that comets contain large amounts of ice interspersed with dust--a theory that became known as the dirty snowball model. |
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