volcanic island arcs are associated with which type of boundary
The Ryukyu Islands form an island arc. An island arc is a type of archipelago, often composed of a chain of volcanoes, with arc-shaped alignment, situated parallel and close to a boundary between two converging tectonic plates.he term volcanic island arc is merely a sub-classification of island arc.. Island arcs are tectonically created arc-shaped mountain belts that are partly below sea level. Essentially, they represent a specific geographic-topographic situation in which a mountain belt is partly submerged in ocean.