See also:angle which the magnetic
See also:needle makes with the
See also:horizon . A freely suspended magnetic needle will not maintain a
See also:horizontal position except at the magnetic equator . Over the N. magnetic
See also:pole the
See also:north-seeking end of the needle points directly downwards and dips at an intermediate angle at intermediate distances between the magnetic poles and equator . There are secular progressive variations of dip as well as of declination and the
See also:maxima are
See also:independent of each other . In II 1576 the dip at
See also:London was 71° 50', 'in 1720 (max.) 74° 42', in 1900 67° 9' .
DIORITE (from the Gr. S&oi4eiv to distinguish, from...
DIPHENYL (phenyl benzene), C6H5
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