What drives explosive volcanic eruptions?
A) expanding superheated volcanic gases
B) collapsing eruption columns
C) high pressures from the melting region far beneath the volcano
D) andesitic magma's extremely low viscosity

Question

Quizplus · Accepted Answer

Explosive volcanic eruptions are primarily driven by the rapid expansion of superheated volcanic gases, which build up pressure until they are violently released.

What Drives Explosive Volcanic Eruptions