The elements of natural and experimental philosophy .. (1834)
Phillips, R. (Richard), Sir, 1767-1840, Smith, E. A · New York, M'Elrath, Bangs & Herbert · leaf 157
of a w7atch against the sleeve of a coat, and stillmore powerfully by rubbing a glass tumbler in the same manner.In the latter case, the glass will immediately attract light sub- 530. Under what circumstances are the effects of the electric fluidshown? 631. What is understood by the Natural Share… … ELECTRICITY. 155 stances, and give a lucid spark to the finger or to any metallic sub-stance brought near it, accompanied by a crackling sound. Manyother substances may be excited with similar effects; while differ-ent bodies of a certain class exhibit no such effects, however ex-cited. CCIX. The…
Physics
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