Maybe.
Europa has frozen oceans.
jupiters ice moon is Io
Yes, there is water on one, and volcanoes active on another.
we can't use jupiters moons for anything because fistly we can not get out that far to reach Jupiters moon and if we could it would take thousands of years and Jupiters Moons would be to big to do anything with anyway. so the answer to What could Jupiter's moons be used for? is....Nothing.
it's moons
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Socrates, Gallileo
Jupiters Moons
jupiters moons are different some have an atmosphere and MOST are asteroids
Europa is one of Jupiter's moons and is believed to have a subsurface ocean beneath its icy crust. This moon is of interest to scientists because it may have conditions favorable for life due to the presence of water and a possible heat source from volcanic activity.
Io
Lo Europa and Ganymede