2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Tuff yog ib hom pob zeb ua los ntawm volcanic tshauv ejected los ntawm lub qhov cua thaum lub volcanic eruption. Tom qab ejection thiab deposition, cov tshauv yog lithified rau hauv ib lub pob zeb. Pob zeb uas muaj ntau dua 75% tshauv yog suav tias yog tuf, thaum pob zeb muaj 25% mus rau 75% tshauv tau piav qhia tias yog tuffaceous.
lo lus tufa tuaj qhov twg?
Late 18th century los ntawm Italian, variant of tufo (saib tuff).
lub ntsiab lus yog dab tsi?
tuff in American English
(tʌf) noun. pob zeb ntxeem tau igneous, feem ntau yog stratified, tsim los ntawm kev sib sau ntawm volcanic tshauv, hmoov av, thiab lwm yam.
Puas yog tufa yog pob zeb volcanic?
Tufa yog ntau yam ntawm limestone tsim thaum carbonate minerals precipitate tawm ntawm ambient kub dej. … Tufa, uas yog calcareous, yuav tsum tsis txhob totaub nrog tuff, ib tug ntxeem tau volcanic pob zeb nrog ib tug zoo xws li cov etymology uas yog tej zaum kuj hu ua "tufa".
Puas muaj obsidian?
obsidian, igneous pob zeb tshwm sim raws li ib tug natural iav tsim los ntawm ceev ceev txias ntawm viscous lava los ntawm volcanoes. Obsidian yog nplua nuj nyob rau hauv silica (kwv yees li 65 mus rau 80 feem pua), muaj dej tsawg, thiab muaj cov tshuaj muaj pes tsawg leeg zoo ib yam li rhyolite. Obsidian muaj lub ntsej muag ci ntsa iab thiab nyuaj me ntsis dua li lub qhov rais iav.
Pom zoo:
Wiggling koj txhais taw txhais li cas?
Fidgeting yog ua kom me me nrog koj lub cev, feem ntau yog koj txhais tes thiab ko taw. Nws cuam tshuam nrog kev tsis saib xyuas, thiab feem ntau qhia txog kev tsis xis nyob thiab tsis xis nyob. … Kev ntxhov siab kuj tuaj yeem ua rau tsis xis nyob.
Cov lus txhais txhais li cas hauv Fabkis?
a synonym for [sth] n (lo lus: tib lub ntsiab lus raws li lwm tus) synonyme de [qch] nm + prép. Puas yog lus piv txwv ib yam lossis tawm tsam? ib lo lus muaj tib yam lossis ze li tib yam txhais ua lwm yamhauv lus, zoo siab, xyiv fab, zoo siab.
Potboiler txhais lus txhais lus txhais li cas?
British Dictionary txhais lus rau potboiler potboiler. / (ˈpɒtˌbɔɪlə) / npe. paj ntaub ntawv lossis kos duab ua haujlwm me me ua tau sai sai kom tau nyiaj. lub ntsiab lus ntawm lub lauj kaub yog dab tsi? : a feem ntau ua haujlwm tsis zoo (raws li kev kos duab lossis ntawv nyeem) ua rau muaj txiaj ntsig.
Txhais tes txhais tes txhais li cas?
1a: raug los yog zoo li nrog qee yam taw qhia tshwj xeeb: tsim txom lossis tua los ntawm kev kho ntawm ceg txheem ntseeg ntse. b: txhim kho nyob rau hauv ib qho kev khiav tsis tau lossis tsis muaj kev pab. 2: mus koom (lub tsho tiv no ntawm caj npab) ntawm ib tug heraldic ntaub thaiv npog faib vertically los ntawm daj ntseg.
Txhais lus txhais lus txhais li cas?
rau ncua, tshwj xeeb yog kev khiav tawm lossis kev dag ntxias. … ncua lossis tso tseg, tshwj xeeb tshaj yog los ntawm kev khiav tawm lossis kev dag ntxias (feem ntau tom qab tawm): Nws tau tso tub ceev xwm rau 15 feeb kom nws cov neeg koom tes khiav tawm.
