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it is a string of islands formed above a deep ocean trench
Continental volcanic arcs
and island arc is formed by undersea volcanoes. built over time, and island arc is made of basalt and melted rock from the mantle.
Island Arcs and Ranges.
D
volcanic island arcs
What are three geographic features that may be found at plate boundaries?
no
Arata Sugimura has written: 'Island arcs: Japan and its environs' -- subject(s): Island arcs
headlands , bay , cliffs , wave cut platform , caves , archs , stacks and stumps
In the Pacific Ocean.
True. Island arcs are formed due to the subduction of one tectonic plate beneath another, creating a line of volcanic islands. The volcanic activity in these regions is a result of magma rising to the surface from the subducted plate, leading to the formation of numerous volcanoes.