100cm babban boobs kan nono Mini soyayya

Zircon ma'adanai ne da aka fi so a tsakanin masana kimiyya saboda sun da hardy. Wadannan micrometer-girman lu'ulu'u na iya jure yanayin yanayi game da biliyoyin shekaru don kiyaye asirin Geochemical na haihuwarsu. Sun kuma kama su uranium daga muhalli yayin da suke fitowa, wanda ke aiki a matsayin mai lokaci wanda ya fara daga lokacin zirc dala doll

Uranium isotopes lalata cikin jagorancin da ake hasashen. Ta hanyar kirga yawan jagororin kwayoyin da ke haifar da kwayar cutar Uranium waɗanda suka rage, masu bincike zasu iya aiki da lokacin da Zirren jima'i.

Littattafan nazarin sun ba da bincike gazcuss ɗin da aka saka a cikin samfurin dutsen dutsen dutsen da aka tattara yayin Apollo 17 a 1972, kuma sun gina taswirar 3D. Tallying Jagoran Isasotopes sun haifar da shekara biliyan biliyan 4.46, mafi tsufa ga kirkirar Lunar da Lunar da yawa.

A baya taron masu gyaran da ke hade da wannan zamani ya tabbatar da wannan zamani ta hanyar Bidong Zhang da Audrey Bouvier a shekarar 2021, amma rahoton ya kusantar da shakku. Masu sukar sun nuna gaskiyar cewa jagoran da atoms suna yin ƙaura don samar da aljihunan babban ko ƙananan taro a cikin dutsen. Ya danganta da inda ya duba, wata dama ce za su iya zuwa a fadin waɗannan rukunin yanar gizon da ba a haɗa su ba kuma suna lalata shekar na zircon.

Don cinye wadannan damuwa, bouvier ya matso kusa da kungiyar Greer don sake kirga zarra a sake na ion wanda aka yi amfani da shi a cikin binciken da ya gabata. Binciken Finer zai ba da damar ƙungiyar don gano yankuna masu tarin yawa na wadatar zarra ko suka tsallake kansu, idan wani ya kasance. Amma sun sami kowa.Melina Majalisar Dattawa

Wani marubutan Philippe, da komai ya kasance mai tsoratarwa a Gidan Tarihi da Jami'ar Chicago. Sakamakon ya tabbatar da cewa an auna kimanin shekaru biliyan 4,46 daidai yake.

Mai karatu ne sosai, "in ji Melanie Barboni, a cikin Jami'ar Jita a Arizona wacce ba ta da hannu a cikin binciken. Barbyi ya yi nazarin sauran isotops a cikin Lunar Zircs don gano cewa cikin yadudduka na baya 4.5 biliyan da suka gabata, wani taron da suka gabata matakin karshe da aka kama a cikin sabon binciken.

Barblei ya ce sabon binciken ya dace da binciken ta. "Yawancin takardu sun ba da shawara cewa wata ya kafa shi da wannan, shekaru biliyan 4.3, alal misali," tana ƙara. "Wannan a sarari ba zai yiwu tare da wannan bayanan ba."