Volcanic eruptions yuav poob mus rau rau hom loj: Icelandic, Hawaiian, Strombolian, Vulcanian, Pelean, thiab Plinian.
Lub roob hluav taws dab tsi uas tsis muaj peev xwm tawg tau?
Ib lub roob hluav taws dormant yog lub roob hluav taws uas tsis tau tawg, tab sis yuav tsum tau tawg dua. Lub roob hluav taws uas ploj lawm tsis tau muaj qhov tawg rau tsawg kawg 10,000 xyoo thiab tsis xav tias yuav rov tshwm sim dua nyob rau lub sijhawm piv rau yav tom ntej.
roob hluav taws muaj peev xwm ua dab tsi?
Ntau cov pa tawm hauv qhov tawg yog dej vapor (H2O), thiab tsis muaj teeb meem, tab sis cov hluav taws kub kuj tsim carbon dioxide(CO 2), sulfur dioxide (SO2), hydrogen sulfide (H2S), fluorine gas (F2), hydrogen fluoride (HF), thiab lwm yam roj. Tag nrho cov pa roj no tuaj yeem ua rau muaj kev phom sij - txawm tias tuag taus - nyob rau hauv qhov xwm txheej zoo.
Lub roob hluav taws twg feem ntau yuav tshwm sim?
Helens yog "qhov feem ntau ntawm cov hluav taws kub sib txuas hauv Teb Chaws Asmeskas yuav tawg rau yav tom ntej." Nyob rau hauv Skamania County, Washington, lub roob hluav taws tau paub dav rau nws qhov kev tawg ua rau tuag taus xyoo 1980, uas yog qhov tuag taus thiab kev puas tsuaj loj tshaj plaws nyob rau hauv keeb kwm ntawm Tebchaws Meskas.
Lub roob hluav taws tawg hu ua dab tsi?
Magma tuaj yeem tawg los ntawm lub qhov cua, lossis nws tuaj yeem ntws tawm ntawm lub roob hluav taws zoo li lub khob ntws. Magma uas tau tawg yog hu ua lava. [