Library of Useful Knowledge: Natural philosophy, Volume 2Baldwin and Cradock, 1829 - Physics |
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Page 8
... tricities ; the one obtained from glass , the other from sealing - wax . Du Fay , by whom this distinction was first no- ticed , denominated the former the vi- treous , and the latter the resinous elec- tricity . ( 30. ) The mode of ...
... tricities ; the one obtained from glass , the other from sealing - wax . Du Fay , by whom this distinction was first no- ticed , denominated the former the vi- treous , and the latter the resinous elec- tricity . ( 30. ) The mode of ...
Page 51
... tricity on the sensitive plant , ( Mimosa pudica , ) deserve also to be noticed . The mere approach of an electrified conductor , whether charged with posi- tive or negative electricity , produced no effect upon the plant ; but when ...
... tricity on the sensitive plant , ( Mimosa pudica , ) deserve also to be noticed . The mere approach of an electrified conductor , whether charged with posi- tive or negative electricity , produced no effect upon the plant ; but when ...
Page 12
... tricity produces an elevation of tempe- rature , not only in that part of the circuit which connects together the poles of the battery , but also in the battery itself , every part of which , both the plates of metal and the fluid in ...
... tricity produces an elevation of tempe- rature , not only in that part of the circuit which connects together the poles of the battery , but also in the battery itself , every part of which , both the plates of metal and the fluid in ...
Contents
POPULAR INTRODUCTIONS to NATURAL PHILOSOPHY By | i |
Page | xvii |
MARCET icx | 10 |
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acid action aperture appear ascer attraction axis ball battery body brass centre centre of gravity circle colours compass concave conductor convex convex lens copper cylinder degree diameter direction distance earth effect elec electric current electric fluid electroscope equal experiments Fahrenheit fixed flint glass focus force galvanic glass gravity heat horizontal hygrometer inch induction instrument intensity iron length lens lenses lever light magnet ment mercury metal motion move needle Newton north pole object object-glass obliquely observed opposite parallel particles passing perpendicular phenomena piece placed plane plate polarity portion position prism produced proportion pyrometer quantity rays reflected refraction refrangible rendered repulsion retina right angles ring round side south pole specific gravity spherical aberration steel substance surface telescope temperature theory thermometer thickness tion tricity tube velocity vertical voltaic weight wire zinc