Question

Which Galilean moon has volcanic activity?

Callisto
Io
Ganymede
Europa

What is believed to be the cause?
the collapsing of the moon
an asteroidal impact
a radioactive internal source
Jupiter's gravity

Answer 1

[AI-generated answer — Bot GPT 3.5]

The Galilean moon with volcanic activity is Io. The volcanic activity on Io is believed to be caused by the moon's intense gravitational interactions with Jupiter.