Merchant, F. W. (Francis Walter), 1855-1937, Fessenden, Cortez, b. 1852 · Toronto : Copp, Clark · leaf 296
position. Magnetize the knitting- MAGNETISM. 287 needle with a strong magnet and place it again on the supportsturning it in a north and south direction with the N-seekingpole pointing to the north. 1. Describe what takes place. 2. What is the cause of the change in the behaviour of theneedle ?… … How does the suspended needle behave as it is carried aroundthe ball of clay ? A freely suspended needle behaves in respect to theearth much in the same way as the needle carriedaround the ball of clay in the above experiment. Atall points it has a tendency in accordance with the lawsof magnetic…
Physics
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