Elementary natural philosophy : designed for high schools and academies (1881)
Griffin, La Roy F. (La Roy Freese), 1844-1916 · Philadelphia : Sower, Potts & Co. · leaf 267
rogs legs, discovered that if the muscles were touched bya plate of metal, and the nerves with a different metal,when the two metal pieces touched each other, the legscontracted violently. He accounted for the fact by sup-posing that the vital fluid had passed. 871. Volta more fully investigated… … Fig. 310. this he erred, the real cause being thechemical action of the fluids of the bodyupon one of the metals. 872. Simple Circuit. The simple voltaic cir-cuit is a glass vessel containing dilute sulphuricacid.* In this, a plate of copper and anotherof zinc are placed. So long as they…
Physics
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