. Elementary physics and chemistry: first stage . —Some things sink, and others float, in water. of those that float, some sink further into the water than others. But you must not suppose that substances which sink in water will sink in every liquid. As a matter of fact, soHd iron, or even lead, will float upon mercury. Volume of Water displaced by Bodies placed into it.— If we put water into a narrow glass cylinder, and then add lumps of material of such a size and shape that they will go into

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Keywords: ., bookcentury1800, bookdecade1890, bookpublishe, booksubjectscience