i'm sorry but you're in the wrong grammar!:) :p
they errupt
An "active" volcano is any volcano that shows signs of eruption, or that is known to erupt over a period of years or decades.The other type is a "dormant" volcano, which has erupted in the past but...
yes there is a active volcano's there r some in Hawaii
Active volcanoes are those which are liable to erupt or have shown frequent eruptions within recent history.
Studying the Behavior of Volcanoes
Visit the Taal Volcano in Luzon, Phillipines
Visit Hawaii Volcanoes National Park with the Kids
The Arenal Volcano in Costa Rica