Geol 109 Exam 3 Review Questions And Well Detailed Answers.

Jupiter is different from the terrestrial planets in what important way? - correct answers radiates more energy than it receives from sun Pictures in quiz 32 - correct answers The banding of Jupiter's atmosphere is probably related to which of the following? - correct answers winds in atmosphere of rapidly spinning planet Jupiter is composed mainly of ____________. - correct answers hydrogen and helium Why is Jupiter so much larger than all of the terrestrial planets combined? - correct answers formed in outer solar system where water ice was stable Where does Jupiter's large magnetic field come from? - correct answers convection in layer of ionized hydrogen What are some important characteristics of the atmosphere of Jupiter? - correct answers -clouds made of ices of ammonia and water -atmosphere formed by trapping nebula gas on to large icy core -poor in CO2 unlike mars Zone on jupiter that consists of metallic hydrogen - correct answers below atmosphere In what way is Io similar to Earth's Moon? - correct answers same size same density tidally locked The surface of Io is thought to be less than a million years old because ________________. - correct answers has no impact craters Which of the following are major differences between Io and Europa? - correct answers composition of surface materials The age of the surface of Europa is like which of the satellites of Jupiter? - correct answers Io The most volcanically active body in the solar system is ______________. - correct answers Io pictures in quiz 30 - correct answers How are the rings of Jupiter related to the small moons Adrastea and Metis? - correct answers collisions at surface of bodies may send shower of small particles spiraling inward to Jupiter Which of the following is true about the subdued crater palimpsests on Ganymede? - correct answers produced as the icy lithosphere flowed to fill in impact crater What is the evidence that Ganymede and Callisto have more ice in their interiors than Io and Europa do? - correct answers Ganymede and Callisto have lower densities. Differences in the appearance of multiring basins on the Moon with those developed on Callisto are thought to be a result of which of the following? - correct answers diff in behavior of ice and silicates when impacted How did the multiple rings of Valhalla on Callisto form? - correct answers crustal breakage as impact shock waves traveled through surface On Ganymede, grooved terrain formed by which process? - correct answers tectonic disruption of heavily cratered terrain The composition of the surface of Ganymede is most like which of the other satellites of Jupiter? - correct answers Europa Why isn't Earth's Moon heated by tidal flexing? - correct answers orbit of moon is nearly circular earth only has one moon Would you expect to find young basaltic lavas at the surface of Callisto? Why? - correct answers too cold inside callisto no silicates near surface Which of the Galilean satellites of Jupiter has the most heavily cratered surface? - correct answers Callisto If you were a solar system explorer in search of liquid water at or near the surface, which of the satellites of Jupiter would be most likely to have it today? - correct answers Europa The icy layers of Jupiter's satellites increase in thickness as one moves from Europa to Callisto because ____________________ - correct answers accreted in a thermal gradient centered around Jupiter The grooved terrain of Ganymede _______________. - correct answers younger than cratered terrain Saturn is the most similar in composition and internal structure to which of the planets below. - correct answers Jupiter When comparing Jupiter and Saturn, which of the following is correct? - correct answers jupiter is denser jupiter has more large satellites Compared to Jupiter, Saturn has a yellowish tint. What gives it this color? - correct answers crystals of ammonia ice and hydrocarbons in the atmosphere What is the most likely explanation for Saturn's magnetic field? - correct answers forms by convection in a shell of metallic hydrogen What is the most abundant of the gases comprising Saturn? - correct answers hydrogen What is the most important source of energy that drives the circulation of Saturn's atmosphere? - correct answers heat released from interior Which of the following is true about Saturn's rings? - correct answers made of many sm particles of water ice in orbit around Saturn Where is Saturn's Roche limit for small icy bodies in orbit around it? - correct answers Near outer edge of rings What is the evidence that the moons of Saturn are generally icy? - correct answers They have densities less than 2.0 g/cm3 picture quiz 34 - correct answers What is the origin of the features identified on Saturn's moons? - correct answers icy volcanism tectonism tidal heating Why was it surprising to discover that Enceladus had the features you just identified? - correct answers it is small and young should have cooled long ago Some of the satellites of Saturn ____________________. - correct answers orbit closer to planet than its rings have equatorial ridges formed by accumulation of ring materials