every 100 years roughly
Yes, they often erupt again.
It depends, a volcano can erupt once and never erupt again. Or, a volcano can erupt multiple times a day.
Never.
Very varied. Some erupt every few decades, some are dormant for centuries.
As many as it wants. Some volcanoes erupt often, some infrequently
Mt.vesuvius does errupt often. hope this helped!
A volcano can erupt twice or even an infinite number of times. Most volcanoes erupt many times over their lives.
normally, only once a year! not very often.
normally, only once a year! not very often.
Not too often XD :D C===3
every 2 years
There are no volcanoes in the Grand Canyon.