| OCR Text |
Show Careful measurements made at different differ-ent wlnts of r.nropo show that tho earth wobbles upon hir axis. This causes a very slight chnngo cf latitude for places at didirint times. The north polo may rot olwsj a be at tho same Axed st, but may vary a holt millionth art of a mile from time to time. May be the oil worl 1 Is getting tired of s4nn!ng around andaroond aomany millions of cirs, and U getting shaky Uion her center I Inv Tho aclenllflo men say the variation vari-ation Is "probably" owing to some changes in the Internal mass of tho llanet, dlaturbancis In her Insldes, In other words. Well, alio has carried enough upon her surface In the long centuries, cen-turies, luavon knows, to dls.niat her and inako her very sick indeed. |