It is not so much that volcanoes tend to occur on islands as much as many islands are formed by volcanoes. Subduction zones and hot spots often cause volcanoes to develop on the sea floor. Erupted material then piles up to form islands.
yes
yes
they make new islands when they erupt
Hawaii has lots of volcano eruptions, volcanoes can also erupt on tropical islands.
Yes. If this did not happen we would not have volcanic islands.
Volcanoes mostly erupt in the sea to make islands or big massesof land,
the type of lava
Mountains or islands. Hawaii is a valcano chain.
No, some volcanoes are underwater and when they erupt the magma gets higher and higher and forms on the ocean which is land. (that is how Hawaii was made)
No. Volcanoes erupt.
An unlimited amount of volcanoes can erupt at once
About 60 volcanoes erupt each year.