You know it's about to erupt when, sulphur dioxide seeps out of the volcano (It can contaminate the water). Trees and animals growing around it will die. Earthquakes (even tiny ones) will occur. Great fumes of ash and smoke will steam out of a volcano.
lava
nothing
volcano can occur any where....
The lava that comes out of the volcano will go hard after it hits water. It will eventually build up and form an island.
a volcano that starts and erupts under water
volcano occur in hot spot and diverging boundaries and converging boundaries.
earthquake, volcano
Volcano eruptions happen in many places but they mostly occur in Hawaii.
yes it did
cause....
yes. in Andaman island