A volcanic island arc is formed when

asked Sep 8, 2020 160k views

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by FedeH

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4 votes

Answer:

two oceanic plates converge and form a subduction zone

Step-by-step explanation:

Gkee answered Sep 9, 2020

by Gkee

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2 votes

Volcanic arcs result from the subduction of an oceanic tectonic plate under another tectonic plate, and often parallel to an oceanic trench.

Matt Felzani answered Sep 12, 2020

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