. Forrester's pictorial miscellany for the family circle . netic Needle, mounted on a stand. The magnet will cost fifty cents,the needle one dollar. Having received the articles, invite in yourschoolmates and we will see what can be done. I put the needle onto the brass stand. It turns its north pole to the North Star. Hereyou can see how ships are steered across the ocean into any desiredport with such accuracy. The needle, however, does not pointexactly north in all places. In Baffins Bay it is said to point almost 24 PICTORIAL MISCELLANT. west. You will observe that the north pole of the ma
. Forrester's pictorial miscellany for the family circle . netic Needle, mounted on a stand. The magnet will cost fifty cents,the needle one dollar. Having received the articles, invite in yourschoolmates and we will see what can be done. I put the needle onto the brass stand. It turns its north pole to the North Star. Hereyou can see how ships are steered across the ocean into any desiredport with such accuracy. The needle, however, does not pointexactly north in all places. In Baffins Bay it is said to point almost 24 PICTORIAL MISCELLANT. west. You will observe that the north pole of the magnet dips alittle. It is nearer the table than the opposite extremity. We will now try some experiments with the magnet and theneedle together. Hold the north pole of the magnet towards thenorth pole of the needle, and see ! how it flies away! Turn themagnet over, so that the south pole be presented, and it comes backrapidly. You may thus keep the needle whirling very innocently,• not touching it. To make this experiment more curious, hold;\ thick book
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Keywords: ., booka, bookcentury1800, bookdecade1850, booksubjectnaturalhistory
