What Is an Island Arc?


Island arc is a type of archipelago which consists of a chain of volcanoes whose alignment is arc shaped. Most island arcs are situated parallel and close to a boundary in the middle of two converging tectonic plates.
4 Additional Answers
An island arc is a curving series of volcanic islands that are created through collision of tectonic plates in an ocean setting. They are yielded by a type of boundary plate called a subduction zone. This is formed when one lithospheric plate is forced downward under an upper plate.
An island arc is a chain of oceanic islands that may have been formed due to intense volcanic and seismic activity. The arcs consist of two parallel rows of islands, with the inner row bearing a string of explosive volcanoes. Examples of island arcs are Aleutian-Alaska arc and the Kuril-Kamchatka arc.
An island arc is a kind of archipelago that is formed when an oceanic tectonic plate subducts under another plate. The Aleutian Islands and Mariana Islands have an island arc. You can find more information here: http://en.wikipedia.org/wiki/Island_arc
What an island arc is a chain islands that are volcanic. Subduction of oceanic plates is what causes island arcs. The Aleutian Islands in Alaska are a prime example of an island arc. You can find more information here: http://www.windows.ucar.edu/tour/link=/earth/interior/island_formation.html&edu=elem
Q&A Related to "What Is an Island Arc"
An island arc is a topographical formation better known as an archipelago. An archipelago is any chain of islands, such as Hawaii, the Philippines, or Japan.
This geometry is due to the spherical nature of the Earth. Think of island arcs as the manifestation of incisions on the Earth due to a subducting margin. The magnitude of the arc's
The Aleutian Islands off of the coast of Alaska.
( ′ī·lənd ¦ärk ) (geography) A group of volcanic islands, usually situated in a curving arch-like pattern that is convex toward the open ocean,
Explore this Topic
An island arc is a specific type of archipelago. They are often composed of a chain of active or inactive volcanoes. This is usually because they form close to ...
The three major island arcs are Indonesia, New Zealand and Japan. An island arc is a bend sequence of volcanic islands that are formed via the tectonic plates ...
A volcanic island arc is when several volcanoes are situated close together in an arc formation, if seen from above. Volcanoes that are in the ocean make islands ...
About -  Privacy -  AskEraser  -  Careers -  Ask Blog -  Mobile -  Help -  Feedback © 2014 Ask.com