If the Earth were uniformly magnetized, the compass needle would point toward the magnetic pole, in which case the variation between true north (as shown by the geographical meridians) and magnetic north (as shown by the magnetic meridians) could be measured at any intersection of the meridians.
(the Earth; were uniformly magnetized; ) (the compass needle; would point; toward the magnetic pole; in which case the variation between true north (as shown by the geographical meridians) and magnetic north (as shown by the magnetic meridians) could be measured at any intersection of the meridians) Context(the compass needle would point,List([40, 70))):(the variation between true north (as shown by the geographical meridians) and magnetic north (as shown by the magnetic meridians); could be measured; at any intersection of the meridians; L:in which case)
the compass needle would point,List([40, 70))
the Earth the compass needle the variation between true north (as shown by the geographical meridians) and magnetic north (as shown by the magnetic meridians)
were uniformly magnetized would point could be measured
toward the magnetic pole in which case the variation between true north (as shown by the geographical meridians) and magnetic north (as shown by the magnetic meridians) could be measured at any intersection of the meridians
at any intersection of the meridians L:in which case