L'activité volcanique
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dangereux
plaques tectoniques
magma
un volcan
les phases un volcan
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la structure de la terre
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un volcan endormis
un volcan déclarée
un éruption effusive
une montagne
un éruption explosive
point chaud
en cours
dans le cratère
fragments des toureaux
le manteau
trés chaud
vésuve
beaucoup de morts
éruptions trés rapide
ontake
noyau
point chaud
manteau
magma
croûte terrestre
une montagne
éruption
le cratèr
dangereux
magma
bouge beaucoup
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la lithospère
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