Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Ka'idar da aka fi yarda da ita game da asalin wata, babban tasirin tasirin, ya bayyana cewa ya samo asali ne daga karo da wani tauraron dan adam mai girman duniyar Mars da ake kira Theia tare da farkon Duniya. Wannan hasashe ya bayyana (a tsakanin sauran abubuwa) rashin rashin baƙin ƙarfe da abubuwa masu saurin tashi da kuma gaskiyar cewa abun da ke ciki kusan daidai yake da na ɓawon burodi na Duniya.  Tambaya: Mene ne abu na farko da aka bayyana ta hanyar zato?
Rashin ƙarancin baƙin ƙarfe da abubuwa masu saurin tashi