Exam 12: Rings, Moons, and Pluto

The mountains on Pluto are made of frozen water, which at Pluto temperatures, is as hard as rock. Pluto also has a smooth, round basin which could be thought of as a frozen sea. What material is in the basin (nicknamed Sputnik) likely to be made of?

The same astronomer wrote extensively about canals on Mars and about the possibility of a ninth planet in our solar system. The observatory named after this astronomer is the:

When astronomers say that Ganymede is a differentiated body, they mean that it:

The largest and most massive of Saturn's rings is the

What features are abundant on Callisto and Ganymede and almost absent on Europa and Io?

How were the rings of Uranus discovered?

Our modern understanding of Pluto is that it is a member of

Saturn's ring particles are composed mainly of:

The four large moons of Jupiter were first discovered by:

The Galileo spacecraft measured that the moon Ganymede had a magnetic field, indicating that its interior was at least partly melted and warm. What do scientists think is the most likely reason for this?

Which of the following statements about Saturn's rings is TRUE?

The satellite which has the thickest atmosphere (so thick that it's quite a surprise for a satellite) is:

If I stood on the surface of Pluto, observing its big moon, I would see that moon:

Which of the jovian planets does NOT have any satellites?

Which planet has the biggest moon relative to its own size? Not the biggest moon in terms of kilometers, but the biggest as a percentage of the size of the planet it orbits.

Which of the following worlds does NOT have a ring?

Which of the following statements about Charon is FALSE?

Which of the following is NOT one of the largest moons in the Solar System?

The world in the solar system that is most active volcanically is:

Which of the following is NOT a way that the moon Titan probably resembles the Earth?