Quiz 3 Review


0. Equations

-Density
-Volume of Sphere
-Escape Velocity


1. Jupiter and Saturn

A. Interior structure
-Overall density
-Oblateness
-Magnetic fields and liquid hydrogen
-Evidence that giant planets are liquid
-Why hot liquid giant planets don't boil away
-Definition of boiling, melting, sublimation, freezing
-Relative density of ice and water and why it matters
B. Clouds
-Belt-zone circulation
-Wave clouds and Kelvin-Helmholz instability
-Origin of giant storms
C. Moons
-Names of Galilean satellites and Saturn's biggest moon
-Composition of Galilean satellites
-Resonance
-Migration: how moons move into resonance
-Tides
-Origin of Io's volcanoes, Europa and Enceladus' cracks
-Cryovolcanism
-Surface features on Titan and what causes them
-Why some moons have thick atmospheres where other, similar-sized moons don't
D. Rings
-How rings form
-Composition of Jupiter and Saturn's rings
-What causes gaps in rings
-Origin of Iapetus' "two-faced" look


2. Uranus and Neptune

A. Discoveries of outer planets, including Pluto
-Who discovered each world, when, and how
-What Herschel was looking for when he discovered Uranus
-Evidence that Uranus was a planet, not a star
-Adams-Leverrier controversy
-Why astronomers thought Pluto should be large
-Why today's astronomers wait one full orbit before announcing new planets
B. Characteristics of the ice giants, rings and satellites
-Interior structure
-Why ice giants look blue
-How to discover faint new rings
-Why Uranian and Neptunian moons are dark
-Unusual features of Miranda
-Orbits and origins of Triton and Nereid
-Surface of Triton and nitrogen geysers