Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Kupfuura: Muna 1892, Hendrik Lorentz akakarakadza kuchinjwa kwomuenzaniso waFresnel, umo aether isingachinji chose chose. Akakwanisa kuwana chinonzi Fresnel's dragging coefficient semugumisiro wokubatana kwemvura iri kufamba neether isiri kudhonzwa. Akawanawo kuti kuchinja kubva kune imwe kusvika kune imwe nheyo yokufananidzira kunogona kujekeswa nokushandisa nguva inobatsira inoshanduka iyo yaakadana kuti nguva yomunzvimbomo:  Mubvunzo: Ndeipi yaiva rimwe zita renguva yokuwedzera?
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