Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Kodayake Isaac Newton ya kafa kimiyyar kimiyyar lissafi a kan lokaci da sararin samaniya, ya kuma bi ka'idar ka'idar Galileo Galilei ta sake maimaita shi daidai don tsarin inji. Ana iya bayyana wannan kamar haka: gwargwadon dokokin injiniya, duk masu sa ido a cikin motsi na inertial suna da gata iri ɗaya, kuma ba za a iya danganta yanayin motsi da aka fi so ga kowane mai sa ido na inertial ba. Koyaya, game da ka'idar electromagnetic da electrodynamics, a cikin karni na 19 ka'idar ka'idar ka'idar haske a matsayin rikicewar "mai haske" ko Luminiferous ether an yarda da ita sosai, ka'idar ta kai ga mafi girman tsari a cikin aikin James Clerk Maxwell. Dangane da ka'idar Maxwell, duk abubuwan gani da lantarki suna yaduwa ta wannan hanyar, wanda ya ba da shawarar cewa ya kamata ya yiwu a gwada gwajin motsi dangane da ether.  Tambaya: menene ka'idar Maxwell?
duk abubuwan gani da na lantarki suna yaduwa ta wannan hanyar, wanda ya nuna cewa ya kamata ya yiwu a tantance motsi na gwaji dangane da ether