Ntau volcanoes form ntawm ciam teb ntawm lub ntiaj teb tectonic daim hlau … Volcanoes feem ntau nyob rau hauv cov geologically active ciam teb. Ob hom phaj ciam teb uas feem ntau yuav tsim cov volcanic kev ua si yog divergent phaj ciam teb thiab convergent phaj ciam teb.
Vim li cas volcanoes tshwm sim ntawm daim phiaj ciam teb?
The magma erupts to form lava. Volcanoes feem ntau tsim nyob rau hauv daim phiaj ciam teb, qhov twg daim hlau tectonic yog txav mus los ntawm ib leeg: … Raws li cov dej hiav txwv crust nkag mus rau hauv lub mantle, nws melts thiab tsim magma thiab nce siab.
Lub roob hluav taws tshwm sim li cas?
Volcanism tshwm sim ntawm convergent ciam teb (subduction zones) thiab ntawm divergent ciam teb (mid-dej hiav txwv ridges, continental rifts), tab sis tsis yog feem ntau ntawm transform boundaries.
Puas yog roob hluav taws tsim ntawm thaj tsam sib koom ua ke?
Lub roob hluav taws yog ib yam ntawm cov yam ntxwv uas tsim raws cov phaj sib dhos, qhov twg ob daim phiaj sib tsoo thiab ib qho txav mus rau hauv qab.
Pob volcanoes tshwm sim ntawm kev hloov ciam teb?
Volcanoes tsis feem ntau tshwm sim ntawm kev hloov pauv. Ib qho laj thawj rau qhov no yog tias muaj me me lossis tsis muaj magma muaj nyob ntawm lub phaj ciam teb. Cov magmas ntau tshaj plaws ntawm cov npoo npoo npoo yog hlau / magnesium-nplua nuj magmas uas tsim bas alts.
