Known as tus Chicxulub impactor, cov khoom loj no muaj kwv yees qhov dav ntawm 6 mais (9.6 kilometers) thiab tsim ib lub qhov tsua hauv Mexico lub Yucatan ceg av qab teb uas spans 90 mais (145 kilometers.).
lub hnub qub uas tua cov dinosaurs nyob qhov twg?
Qhov chaw cuam tshuam, hu ua Chicxulub crater, yog centred ntawm Yucatán Peninsula hauv Mexico. Lub asteroid tau xav tias tau nyob nruab nrab ntawm 10 thiab 15 km dav, tab sis qhov nrawm ntawm nws qhov kev sib tsoo ua rau tsim lub qhov dej loj dua, 150 mais ntawm txoj kab uas hla - qhov loj tshaj plaws thib ob ntawm lub ntiaj teb.
Lub hnub qub uas tua cov dinosaurs sai npaum li cas?
Cov kws tshawb fawb suav tias nws tau tawg rau hauv lub ntiaj teb los ntawm 10-kilometer-dav asteroid lossis comet taug kev30 kilometers ib thib ob - 150 npaug sai dua lub dav hlau dav hlau. Cov kws tshawb fawb tau xaus lus tias qhov cuam tshuam uas tsim lub qhov tsua no tshwm sim 65 lab xyoo dhau los.
Dab tsi ciaj sia lub hnub qub uas tua cov dinosaurs?
Neeg tawg ntawm ob lub npe hu ua K-Pg ciam teb, thiab beaked noog yog tib tug dinosaurs xwb thiaj li dim txoj kev puas tsuaj.
Dab tsi tseem muaj sia nyob los ntawm lub sijhawm dinosaur?
- Nkauj. Yog tias ib daim ntawv ua neej nyob zoo li dinosaur, nws yog crocodilian. …
- Nug. Crocs tsis yog tib cov tsiaj reptiles kom ciaj sia qhov uas cov dinos ua tsis tau - nab tau ua thiab. …
- Bees. …
- Sharks. …
- Ntsuab Crab. …
- Sea Stars. …
- Lobsters. …
- Duck-Billed Platypuses.
