Some islands are formed by volcanoes, but most are not.
Sprimarily stratovolcanoes.
Most of them are in the Aleutian Islands.
Well the islands can't sink it's impossible so it would most likely be volcanoes
Volcanos CAN form under water. that is how land is formed.
Because of the plates
volcanos
in the hiwan islands
Sprimarily stratovolcanoes.
They did, that is how the islands formed. But most of the volcanos are extinct and no longer erupt.
Sheild volcanos
They are volcanos that formed around japan
they form by something
Yes that's how three of Hawaii islands where made.
it was formed be volcanos
The Island of Hawaii is the youngest of the "main" islands.
Volcanos
Subduction zone volcanos from the Pacific ring of fire.