ASTR 151 1st Edition Lecture 27 Outline of Last LectureI. ExplorationsII. Chapter 12 Section 2 AtmosphereIII. Chapter 12 Section 3 Magnetosphere/ InteriorOutline of Current LectureIV. Chapter 12 ReviewV. Chapter 12. 5VI. Chapter 12 SummaryCurrent LectureI. Chapter 12 Reviewa. Saturn`s atmosphere is 90% hydrogenb. Which Saturn moon has water?i. Enceladusc. Saturn`s moons aren`t bigger than Jupiter`s.i. One of the largest moons is called Titand. What gives Jupiter and Saturn excess energy?i. On-going contraction of both planetsII. Chapter 12. 5 Saturn`s Moonsa. Regular 24-7 major moonsb. Small moons share orbits but doesn`t collide with each otherc. Trojan objectsd. Shepherd Moonsi. Titan1. Made of Nitrogen2. Only moon with an atmosphereThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.3. Radius is half of Earth`s4. Density = 1.9kg/m^3 less than water5. Atmosphere is thicker than Earth`s6. Average temperature 93.7K7. Huygens spacecrafa. Landed on Titan and returned with images8. Interiora. Rock and icy coreb. High pressure ice9. Lakesa. Ethane lake or methaneb. Only object to have ambient-temperature liquid on surfacec. Maybe hydrocarbons (organic compound)10. All between 3/9 planetary radii are tidally locked11. Two small moons share the same orbitii. Enceladus1. 14th satellite by distance orbits by the E-ring2. Seems youthful3. Cry-o-volcanoesa. Has cold Geysersb. Found by looking at the gravity and change on the satellite4. Tiger stripesa. Fractures in the iceIII. Chapter 12 Summarya. Ringsb. Least dense planet in the solar systemc. 2nd in mass, size, and wind speedd. 2nd largest moon in the solar
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