The Works of Benjamin Franklin: Containing Several Political and Historical Tracts Not Included in Any Former Edition, and Many Letters Official and Private Not Hitherto Published ; With Notes and a Life by the Author ; by Jared Sparks, Band 5Childs and Peterson, 1840 - 612 Seiten |
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Seite 182
... cork ball , about the bigness of a marble ; the thread of such a length , as that the cork ball may rest against the side of the shot . Elec- trify the shot , and the ball will be repelled to the dis- tance of four or five inches , more ...
... cork ball , about the bigness of a marble ; the thread of such a length , as that the cork ball may rest against the side of the shot . Elec- trify the shot , and the ball will be repelled to the dis- tance of four or five inches , more ...
Seite 183
... cork ball . Or fix a needle to the end of a suspended gun - barrel , or iron rod , so as to point be- yond it like a little bayonet ; * and , while it remains there , the gun - barrel , or rod , cannot by applying the tube to the other ...
... cork ball . Or fix a needle to the end of a suspended gun - barrel , or iron rod , so as to point be- yond it like a little bayonet ; * and , while it remains there , the gun - barrel , or rod , cannot by applying the tube to the other ...
Seite 184
... cork and shot by a looking - glass , for a long time long time together , does not impair the repellency in the least . This dif- ference between fire - light and sun - light is another thing that seems new and extraordinary to us ...
... cork and shot by a looking - glass , for a long time long time together , does not impair the repellency in the least . This dif- ference between fire - light and sun - light is another thing that seems new and extraordinary to us ...
Seite 187
... cork , with legs of linen thread , and a grain or two of lead stuck in him , to give him more weight . Upon the table , over which he hangs , we stick a wire upright , as high as the phial and wire , four or five inches from the spider ...
... cork , with legs of linen thread , and a grain or two of lead stuck in him , to give him more weight . Upon the table , over which he hangs , we stick a wire upright , as high as the phial and wire , four or five inches from the spider ...
Seite 192
... cork ball , suspended by a dry silk thread , held in your hand , and brought near to the wire , will first be attracted , and then repelled ; when in this state of repellency , sink your hand , that the ball may be brought towards the ...
... cork ball , suspended by a dry silk thread , held in your hand , and brought near to the wire , will first be attracted , and then repelled ; when in this state of repellency , sink your hand , that the ball may be brought towards the ...
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Abbé Abbé Nollet America appear attracted BENJAMIN FRANKLIN body bottle Britain charged clouds coating Collinson colonies common matter conduct Congress contained cork ball cushion discharged draw earth effect elec electric fluid electric matter electrical atmosphere electrical experiments electrical fire electrified equal finger floor force Franklin give glass globe gold greater hand heat honor hook igne ignis iron j'ai JAMES BOWDOIN jars Kinnersley letter Leyden lightning Lord Lord Chatham Lord Hyde Lordship magnetic melted ment metal motion natural quantity needle negative non-electric observed opinion paper Parliament passing person PETER COLLINSON Philadelphia piece plate pointed rod positively power of points present prime conductor quantity of electricity received repelled repulsion round Royal Society rubbed shock side silk spark standing on wax stroke sulphur suppose surface suspended thread tion touch the wire tricity tube vapors whole