Video: Yuav ua li cas yog ib tug piv txwv ntawm ib tug caldera volcano?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
A roob hluav taws caldera yog kev nyuaj siab nyob rau hauv av tsim los ntawm lub cev qhuav dej tom qab a roob hluav taws tawg. Qee zaum, lub caldera yog tsim maj mam, thaum av sink down tom qab ib tug magma chamber yog emptied. Lwm tus piv txwv ntawm a volcanic caldera yog Yellowstone Caldera , uas tau tawg 640,000 xyoo dhau los.
Tsis tas li ntawd, dab tsi yog caldera nyob rau hauv lub roob hluav taws?
A caldera yog a roob hluav taws feature tsim los ntawm lub cev qhuav dej ntawm ib roob hluav taws rau hauv nws tus kheej, ua rau nws loj, tshwj xeeb daim ntawv ntawm roob hluav taws qhov hluav taws kub. A caldera Lub cev qhuav dej feem ntau tshwm sim los ntawm qhov khoob ntawm magma chamber hauv qab roob hluav taws , raws li qhov tshwm sim ntawm ib tug loj roob hluav taws tawg.
Tom qab ntawd, lo lus nug yog, muaj pes tsawg Caldera volcanoes nyob? Peb caldera -kev ua eruptions, feem, yog hais txog 2, 500, 280, thiab 1,000 lub sij hawm loj tshaj lub Tsib Hlis 18, 1980 eruption ntawm Mt.
Hais txog qhov no, qhov piv txwv ntawm lub supervolcano yog dab tsi?
Lub roob hluav taws uas tau tsim muaj ntau heev voluminous pyroclastic eruptions thiab tsim calderas loj nyob rau hauv 2 lab xyoo dhau los muaj xws li Yellowstone, Long Valley nyob rau sab hnub tuaj California, Toba hauv Indonesia, thiab Taupo nyob rau hauv New Zealand.
Dab tsi yog qhov loj tshaj plaws caldera hauv ntiaj teb?
Taub caldera
Pom zoo:
Yuav ua li cas yog ib tug piv txwv ntawm ib tug electron cab kuj?
Raws li cov electrons raug xa mus los ntawm ib lub tshuab nqa hluav taws xob mus rau lwm qhov, lawv lub zog theem qis, thiab lub zog tawm. Cytochromes thiab quinones (xws li coenzyme Q) yog qee qhov piv txwv ntawm cov khoom siv hluav taws xob
Yuav ua li cas yog ib tug piv txwv ntawm cov pejxeem nyob rau hauv ib tug ecosystem?
Cov pejxeem yog ib pawg ntawm tib cov kab mob uas nyob hauv ib cheeb tsam. Qee zaum cov neeg sib txawv nyob hauv tib cheeb tsam. Piv txwv li, nyob rau hauv ib lub hav zoov yuav muaj cov pej xeem ntawm owls, nas thiab ntoo thuv. Ntau haiv neeg nyob hauv tib cheeb tsam hu ua ib lub zej zog
Yuav ua li cas yog ib tug piv txwv ntawm ib tug multifactorial congenital teeb meem?
Feem ntau cov kab mob congenital congenital muaj xws li: Neural tube defects. Isolated hydrocephalus. Clubfoot. Cleft di ncauj thiab/los yog palate
Yuav ua li cas yog ib tug piv txwv ntawm ib tug rational naj npawb uas tsis yog ib tug tag nrho?
Tus lej "rational" yog qhov piv ntawm ob tus lej. Piv txwv li, cov hauv qab no yog cov lej rational, thiab tsis muaj leej twg yog tus lej: 1 / 2. 2 / 3
Yuav ua li cas yog ib tug piv txwv ntawm ib tug thawj succession?
Thawj qhov kev vam meej yog ib qho kev hloov ntawm cov nroj tsuag uas tshwm sim nyob rau yav tas los unvegetated struts (Barnes li al. 1998). Piv txwv ntawm qhov chaw thawj qhov kev vam meej tuaj yeem tshwm sim suav nrog kev tsim cov Islands tuaj tshiab, ntawm cov pob zeb volcanic tshiab, thiab hauv av tsim los ntawm glacial retreats