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January 27, 2010

Author: Short Stories for Teachers at www.eslteachersboard.com

Generally, substances are most dense when they are in their solid state. That ice floats on water conclusively proves that water is an exception. We are also aware that lakes freeze from top to bottom. In order for an object to float, it must be less dense that other substances in a mixture. From th…

Source: Short Stories for Teachers at www.eslteachersboard.com

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