| Jeremiah Joyce - 1815 - 468 pages
...; but the ends, or poles, are those points in which that power is the strongest. DEF. A line drawn from one pole to the other is called the axis of the magnet-. CONVERSATION XXV. the Method of making Magnets— Of the Mariner's Compass. TUTOR. I have... | |
| John Imison - 1822 - 528 pages
...of polarity : the poles, then, are those points in which that power is the strongest. The line drawn from one pole to the other, is called the axis of the magnet. It is the polarity of the magnet that renders it so useful to navigators. When a magnet is... | |
| Mrs. Lincoln Phelps - 1848 - 330 pages
...heavens is supposed to turn, are the poles of the celestial sphere, or of the heavens, and a line drawn from one pole to the other, is called the axis of the heavens; around this line the celestial bodies seem to revolve every day. 689. The Armillary Fig. 273.... | |
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