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Unformatted text preview: Ge 133 – Planetary Formation & Evolution Final Examination Out: 02 December 2011 Due: 09 December 2011 1 pm This exam has a 4-hour limit and must be completed within a single block of time. It is totally closed book, notes, friends, neighbors, internet, dogs, cats, pygmy hedgehogs, etc. More seriously, the time limit is there mostly so that you are forced to finish, we don’t think it should take you nearly this long. The problems are worth 10 points each (so the individual parts of problem one are worth two points each, etc.). Good luck! 1. Order of Magnitude (Exo)Planetary Science To order of magnitude, give the following quantities, and briefly, briefly, briefly describe the evidence or theory used to constrain them: • C/H ratio (by number) in the Interstellar Medium • The mass of a Giant Molecular Cloud. • The value of the α disk viscosity parameter required to explain disk lifetimes. • Migration timescale of Jupiter if it opens a gap in the surrounding disk. • Formation of FeNi cores in differentiated bodies & the final accumulation of terrestrial planets....
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- Fall '10
- Solar System, Planet, Neptune, extrasolar planets