Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 36
se tops are filled with various liquids, some of themcontaining two or more. The one shown at Fig. 11 is filledpartly with water and partly with air. When the top isspun, the water flies as far from the center as possible, leav- REST, MOTION, AND FORCE. 15 ing in the center of the sphere an air… … water, and a small quantity of mercury. The water acts asabove described, and the mercury forms a bright band a.tthe equator of the sphere. At 3 is shown a top containing water and oil (keroseneV 14 EXPERIMENTAL SCIENCE. The water, being the heavier liquid, takes the outsideposition, the oil…
Physics · Lantern projection · Electric apparatus and appliances
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