The Universe. Space. Tech > Space fun > Quiz: What do you know about Jupiter’s moons? Quiz: What do you know about Jupiter’s moons? 01.10.202228.09.2022 Share: Welcome to your What do you know about Jupiter's moons? How many moons of Jupiter are known at the moment? 40 60 80 Which four moons of Jupiter are called Galilean? Io, Callisto, Ganymede and Europa Io, Callisto, Ganymede and Amalthea Io, Amalthea, Ganymede and Europa Which of these moons of Jupiter is the largest? Callisto Ganymede Io Which of these moons is named after a goat? Amalthea Adrastea Io Which of these moons has high volcanic activity? Io Callisto Europa Which of these moons is suspected to have a subglacial ocean? Io Amalthea Europa Which of these Jupiter’s moons rotates closer to the planet? Metis Europa Themisto What are the formations on the surface of Europa called, in the form of a pile of ice fragments? labyrinths chaos parallel ridges How long does one orbit of Europa around Jupiter take? 12 hours 3.5 days two weeks Time’s up