me
1989
Hawaii.
bi lava
Its never known
They can erupt anytime, when magma rises from the mantle and spews out of the volcano.
If you go to a libary, ask the librarian for a book about the first person to see a volcano erupt on recored. That might answer ur question
It depends, a volcano can erupt once and never erupt again. Or, a volcano can erupt multiple times a day.
up your bum.......just now
millions of years ago
3999 b.c
It is imposable to know when the first volcano erupted since the have been around for millions of years.