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будова вулкана

Вулка́н геологічне утворення, яке виникає над каналами та тріщинами у земній корі, якими на поверхню викидаються лава, попіл, гарячі гази, водяна пара й уламки гірських порід.
Магма природна розплавлена силікатна маса з домішкою летких речовин, що утворюється в глибинних зонах Землі.
Жерло́ це ділянка всередині вулкана, якою магма виходить із вулкана на поверхню землі. Зазвичай жерло має форму трубки, що з наближенням до земної кори тоншає.
Кра́тер чашоподібне, конусоподібне заглиблення, округла западина.
Ла́ва природний силікатний розплав глибинних мас, що вилився на поверхню з тріщин у земній корі або з кратерів вулканів
Created by: 1263707677518022
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