Ring Of Fire Case Study

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The ring of fire
It runs along the west coast of the Americas
Magma forces its way through weak points in the crust, usually at plate boundaries


Stratovolcano
A. Built from layer upon layer of mostly viscous magma
B. Steep sides and very tall
C. Mount Vesuvius
D. Mount St. Helens



Cinder Cone Volcano
A. Built from piles of ejected rock fragments
B. Steep sides and a cylindrical shape
C. Stromboli- Italy Paricutin- Mexico

Shield Volcanoes
A. Built from layer upon layer of runny lava
B. Huge with broad, gently sloping sides
C. Mauna Loa- Hawaii

Stratovolcano
Shield
Cinder cone

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