Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Gwajin Schiehallion wani gwaji ne na ƙarni na 18 don ƙayyade matsakaicin ƙimar Duniya. An ba da kuɗin ta hanyar tallafi daga Royal Society, an gudanar da shi a lokacin rani na 1774 a kusa da dutsen Scottish na Schiehallion, Perthshire. Gwajin ya haɗa da auna ƙaramin karkatarwar abin ɗorawa saboda ƙarfin jan hankali na dutsen da ke kusa. An yi la'akari da Schiehallion a matsayin wuri mafi kyau bayan neman 'yan takarar dutse, godiya ga keɓewa da kusan siffar symmetrical. Ofaya daga cikin abubuwan da ke haifar da gwajin sune abubuwan da aka lura yayin binciken layin Mason-Dixon.  Tambaya: Menene gwajin Schiehallion yake ƙoƙarin cim ma?
don ƙayyade matsakaicin ƙarancin duniya