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A maioria dos materiais tem maior densidade …
A maioria dos materiais tem maior densidade quanto menor a temperatura. Isso não ocorre com a água,cuja densidade, entre 4°C e 0°C, diminui. Dessa forma, o gelo recém formado é menos denso do que a água. Explique por que esse fenômeno é tão importante para a preservação da vida aquática no planeta.
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