. How to make and use electricity ... ball andnote the result. Every time youn6ar the ball it will move awayfrom the glass, thus indicatingthat a non-conductor will repela good conductor which hasbeen charged by the same kindof y&» XtZ—- In case there should be no >/y/wjgQ^3gg*>^ x elder stalks at hand, bits of cot- r // ^^Vn-i^S%^ ton, feathers or cork will answer the purpose. This experi-ment may be performed on alarge scale by making a spiderout of cork, painting it blackand passing black threadthrough the body for the spider has been at-tached to the stand in
. How to make and use electricity ... ball andnote the result. Every time youn6ar the ball it will move awayfrom the glass, thus indicatingthat a non-conductor will repela good conductor which hasbeen charged by the same kindof y&» XtZ—- In case there should be no >/y/wjgQ^3gg*>^ x elder stalks at hand, bits of cot- r // ^^Vn-i^S%^ ton, feathers or cork will answer the purpose. This experi-ment may be performed on alarge scale by making a spiderout of cork, painting it blackand passing black threadthrough the body for the spider has been at-tached to the stand in thesame manner as in the preced-ing experiment, take a largegallon bottle, and electrify itby rubbing hard for severalminutes. The bottle will be-come electrified much morereadily if it has been previ-ously warmed. A sheet of common whitewriting paper if warmed andrubbed vigorously with theback of a rubber comb willadhere to the wall for sometime; or if placed near thecheek of a person would pro-duce a peculiar crawling sen-.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectelectricity, bookyear
