News iyo Society, Dabeecadda
Asteriyoodh: Jacaylku, Mexico ...
dayrta ee asteriyoodh uu si Earth - aafadaas ah Joogaba caalamka. Waxaa had iyo jeer keentay in isbeddel ah ee cimilada ee dhulkeenna, maxaa yeelay, kuwaas oo ku dhintay dhowr weyn ee noocyada of noolaha. Sida laga soo xigtay mid ka mid ah la xiqiijiyay in inta badan lagu kalsoonaan karo, kuwaas oo asteriyoodh uu keeno Permian-Triassic dhacdo eynu ku saabsan laba boqol iyo konton milyan oo sano ka hor. eynu Permian, inkasta oo aan si fiican u yaqaan in ay dadweynaha guud, waxay ahayd wax intaas ka sii naxdin badan eynu ku xayawaan qiroweyn caanka ah toddobaatan milyan oo sano ka hor.
musiibada labaad waxa uu ahaa inta badan ba'an ka yar, laakiin ka dibna, sidoo kale, waxaa jiray bedelka ah ee xukuma noolaha, taasoo keentay in ay soo bixitaanka iyo horumarinta nuujiya. Xiqiijiyay in tiro ka mid ah - asteriyoodh isku. Xaaladda hore, cilmi farta ku bohol Wilkes Land ee Jacaylku, taas oo, in ay opinion, waxaa la aasaasay by dayrta ee asteriyoodh ah, labaad - on bohol Chicxulub ee Mexico.
bohol Wilkes Land ayaa ballaciisu yahay shan boqol oo kiilomitir. Waxaa si buuxda loo kaydiyey kuwa hoos qolof baraf ah Jacaylku ah, sidaas baran, ma suurtowdo weli.
Cirbixiyeyaasha ma loo dhanyahay oo ku saabsan nooca saameynta dhacdo - dayrta ee asteriyoodh ah, iyo qaar ka mid ah - dayrta ee meteorite ah, dhagax xiddig ama wax kale. Cilmi samada ma go'aamin karaan waxa jidhadhka waa in la kala saaraa sida astiriyoodhada, iyo wixii - in meteorites iyo xataa meerayaasha. Toddoba sano ka hor, Falanqeeyayaasha ku go'aansanay in loo qoondeeyo fasalka cusub ee jidhadhka samada. Waxaa duubay dhowr astiriyoodhada weyn oo ka darajo of this celiyay meeraha Pluto. fasalka go'aansaday in loogu yeedho "meerayaasha cilin." Innovation waxaa guud aqbalin, sida cirbixiyeyaasha badan tartami habboonaanta soocidda cusub.
Maxaa ka dhacay dhacdo bartamihii February-ruxmay Russia, iyo gaar ahaan - Ural. meteorite The, kaas oo ku dhow of Chabrovsk dhacay, khabiiro ka NASA loo arkaa ugu weyn ee aadanaha arkay ka dib markii Tunguska ah.
Waxa xiiso leh, meteorites ee Urals noqon wax ku dhowaad yaqaan, gaar, hooyo. A gobolka Chabrovsk aagga yar (ka yar iyo sagaashan kun oo kiiloomitir oo laba jibbaaran) ee shan iyo toddobaatan sannadood ee la soo dhaafay markii saddexaad noqdo xarunta of jiidashada kooxda martida ah ka meel dibadda ah. In 1941-m iyo 1949-m ku taala agagaarka waqooyiga magaalada Katav-Ivanovsk iyo tuulada Kunashak sidoo kale dhici meteorites, in kastoo badan oo yar yar ee size. Dhammaan saddex ayaa loogu xidhi karaa goobta shilka dherer ah line dhow si toos ah wax ka badan laba boqol iyo konton kiilomitir ah. meteorites fiirsashada noocan oo kale ah ee aagga kooban ee sida muddo gaaban markii aan la helin meel kasta oo dunida ah. Well, kaliya dhuur ee qaar ka mid ah!
Shilka ayaa ku Urals ah shaaca ka qaaday in aan u nugul yihiin in ay duqeymo ka bannaan. In Russia, wuxuu bilaabay horumarinta barnaamijka toban sano for ilaalinta cabsida runtan.
Similar articles
Trending Now