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Chem4Kids Quiz: SolidsQUESTION 2: CORRECT! Even though a liquid freezes, it doesn't always form crystals. Super-quick freezing actually stops all of the random motion found in a liquid. That random assortment of molecules is then apparent in the structure of the solid. If you freeze a liquid slowly, you have a better chance of having the molecules slow and form a very specific organization. That organization is the basis of any crystal. Even liquids like iron and nickel can form crystals if cooled slowly enough. Many meteorites have iron-nickel (Fe-Ni) crystal formations. > Continue to Next Question
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