A laboratory manual in physics, to accompany Black and Davis' "Practical physics for secondary schools," (1913)
Black, Newton Henry, 1874- [from old catalog] · New York, The Macmillan company · leaf 72
seen on thesurface of each metal. (The bub-bles are hydrogen.) (2) Closed circuit. Connect thetops of the strips (Fig. 30) andnotice what change, if any, takesplace on the surface of each metal.Record the results. FlG- 3° II. Effect of using Amalgamated Zinc. Replace the or-dinary zinc which has… … 58 LABORATORY MANUAL
Physics
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