Snow, Benjamin Warner, 1860- · Madison, Wis. · leaf 257
specific gravity between the heated and cooledportions of the body. Thus, in a room, the air in contact withthe stove or radiator is heated, and, as it expands, it becomesless dense than the surrounding air, and so rises, while the coolerair from the sides flows in to take its place. Currents of…
Physics
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