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The book of philosophical experiments, illustrating the principal facts and curious phenomena of electricity, galvanism, magnetism, optics, chemistry, heat, etc., with introductory observations of each science, and upwards of 300 experiments (1839)

Dalton, J. S. (John S.) · New York : [s.n.] · leaf 6

An illustration from The book of philosophical experiments, illustrating the principal facts and curious phenomena of electricity, galvanism, magnetism, optics, chemistry, heat, etc., with introductory observations of each science, and upwards of 300 experiments, 1839, leaf 6
the electricity of both is discharged. Thiswas one of the first, and is one of the most com-mon experiments in electricity : it is, however,very entertaining, and well exemplifies electricalattraction and repulsion. 20. If the feathers be attached by threads ofsilk, the experiments may be performed… … ELECTRIFIED RIBBONS. 21. If a white and a black ribbon, about twoor three feet long, and perfectly dry, be applied toeach other by their smooth surfaces, and thendrawn frequently between the finger and thumb,so as to rub against each other, they will befound to adhere together ; and if pulled…

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