Els productes volcànics

Hi han aquests productes...


1 .    Els productes gasosos:

      Hi ha gasos inflamables que amb contacte amb 
      l’atmosfera es produeixen flamarades i gasos incombustibles que són expulsats en gran quantitat: 
s      - Vapor d'aigua
       - Hidrogen i òxids de carboni
       - Anhídrid sulfurós
       - Diòxid de sofre i diòxid de carboni.
.

2 .    Els productes líquids:

      - Les colades de lava
      - Doms, laves denses que s'acumulen al mateix cràter.


3 .    Els productes sòlids: 

      Són fragments de lava que es solidifiquen i que són llençats a l’atmosfera en forma explosiva, a causa de la pressió creada per l'acumulació de gasos a l’interior.

-LES BOMBES VOLCÀNIQUES: Són d'un tamany considerable, amb un diàmetre d’uns 5 cm.
-LAPIL·LI: els seu diàmetre es d’uns 2 a 5 mm.

-ELS CENDRES VOLCÀNICS: són polsoses i el seu diàmetre es més petit de 2 mm.







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