Ina fizix, aabit a di gravitieshanal koerv paat a wah abjek rong wah paint ina spies, fi egzampl di aabit a planit rong wah staar, ar nachral satilait rong wah planit. Aabit a planit tipikali iliptikal, ah di senchral mas we aabit de a di fuokal paint a di ilips. Korant andastandin a di mikianix a aabital muoshan bies pah Alboert Ainstain jinaral tiiri a relitiviti, we akount fi graviti az juu tu koervacha a spies-taim, wid aabit we fala jiodiisix. Fi iiz a kialkiulieshan, relitiviti kamanli apraximiet bai di fuos-bies tiiri a yunivoersal gravitieshan bies pah Kepla laa a planiteri muoshan.