1. © Sierra College Astronomy Department1 Astronomy 10 GOALS & OBJECTIVES Professor David Dunn Office: ST-2 (Outside of Sewell Hall) Phone: 916-781-7162 Email: ddunn@sierracollege.edu SyllabusSupplement ScheduleMA Extra Credit

2. © Sierra College Astronomy Department2 Overview ä Student Handbook (Astro 10 Version)  Syllabus and Schedule of Activities  ALL third hour activities  Informative documents relevant to your grade  Also: pick up handouts (Syllabus Supplement and General Schedule of Activities) ä Web site: http://astronomy.sierracollege.edu http://astronomy.sierracollege.edu  Nearly all materials can be found here  ALL of the lecture presentations found here (eventually) HB-1Supplement

3. © Sierra College Astronomy Department3 Overview Third-Hour will be ST-2, which lies on the theatre side of Sewell Hall ST-2 HB-1Supplement

4. More Overview ä While I Take Roll …  Complete the Yellow Card! PUT ASTRO 10 ID# IN YOUR HANDBOOK! (This 4-digit # appears on the upper left hand corner of the yellow card) PUT ASTRO 10 ID# IN YOUR HANDBOOK! (This 4-digit # appears on the upper left hand corner of the yellow card) ä It is not your Student ID#, nor is it your SSN, not is it the same as any other Astronomy ID# you may receive in another course. ä This number should be used on all assignments and correspondence with the instructor You must also choose a 3 rd hour … You must also choose a 3 rd hour …

5. Third Hours for Astro 10 ä Indicate the 3 choices (by numerical ranking) of 3 rd hours you want to attend on the Yellow Card (use the NUMBER !!!!!!) ä Your assignment of 3 rd hour will be posted by Monday on line and on our bulletin board. ä Try to go to any of the Third hours this week, but then go to one assigned to you next week

6. More Overview ä Syllabus and Schedule of Activities  Course consists of two hours of lecture (in S202) and one “third hour” (in ST-2)  My “Official” Office Hours (in ST-2) 11-12 M; 3-4 Tu; 3:30-4:30 W or Anytime my door is “open” or after class 11-12 M; 3-4 Tu; 3:30-4:30 W or Anytime my door is “open” or after class  Course required materials: The Essential Cosmic Perspective (text), Astro10 Handbook (Current), 2 Star Maps (SC001, SC002), 2007 Sky Gazer’s Almanac (not available at bookstore) The Essential Cosmic Perspective (text), Astro10 Handbook (Current), 2 Star Maps (SC001, SC002), 2007 Sky Gazer’s Almanac (not available at bookstore)  Recommended materials: Astronomy Quick Study Guide, Astronomy Quick Study Guide, The Night Sky Planisphere The Night Sky Planisphere HB-2

7. © Sierra College Astronomy Department7 More Overview ä CPS device pads (the “clickers”)  We will use it for attendance, and weekly quizzes worth 5 points each  You will be assigned a clicker which corresponds to you Astro 10 ID  We will practice using these things first before the quizzes start CPS = Class Participation System

8. More Overview ä General Instructor Expectation of Students ä Students Expectation of Instructor ä Be aware of deadlines (see handout), safety protocols HB-3

9. More Overview ä Grades:  See Course Syllabus for more details ! Tests, Homework, Third Hour Assignments, Extra/Bonus Tests, Homework, Third Hour Assignments, Extra/Bonus  Point total for class: 500  Must be here for Midterm or Final (or Quizzes) Midterm, 2-part 100 pt. Exam Midterm, 2-part 100 pt. Exam Sky Quiz, end of semester, 30 pts. Sky Quiz, end of semester, 30 pts. Final, 3-part 110 pt. Exam Final, 3-part 110 pt. Exam  Grading follows standard 90% and above for an A, 80-89.9% for a B, etc. HB-3

10. More Overview ä Syllabus and Schedule of Activities  Homework is due every week except this week, the weeks of the final and midterm worth 10 pts/week Questions come from Mastering Astronomy website at http://www.masteringastronomy.com Questions come from Mastering Astronomy website at http://www.masteringastronomy.comhttp://www.masteringastronomy.com 20 or so questions assigned per week 20 or so questions assigned per week Due NOON on Friday (or last non-holiday day of week) LATE HOMEWORK NOT ACCEPTED! Due NOON on Friday (or last non-holiday day of week) LATE HOMEWORK NOT ACCEPTED! See Mastering Astronomy links at our website http://astronomy.sierracollege.edu See Mastering Astronomy links at our website http://astronomy.sierracollege.edu http://astronomy.sierracollege.edu  Third-hour assignments each worth 5 pts/week  “Clicker” questions worth 5 pts/week HB-3Supplement

11. More Overview ä Syllabus and Schedule of Activities  Extra Credit One of two Bonus questions on HW One of two Bonus questions on HW Extra Credit Options sheet ( in Handbook) Extra Credit Options sheet ( in Handbook)  See General Schedule (Handout) ä Other things  Penalties for academic dishonesty  Check grading accuracy HB-3Supplement Schedule

12. © Sierra College Astronomy Department12 Overview Extra Credit should be turned in here The White Box

13. © Sierra College Astronomy Department13 Overview ä “Secrets” to Success (For a grade of B or A)  Do the assigned reading (fast) before the first lecture of the week.  Read all the homework questions before the first lecture of the week.  Attend lectures with PowerPoint lecture notes from the Student Handbook and CPS devices (“clickers”)  Work in groups.  Do not wait to the last minute to prepare for exams.  Do some extra credit.  Ask questions.

14. Recent events Lunar Eclipse Tuesday morning (about 3 AM)

15. © Sierra College Astronomy Department15 Recent events ä The Hole in our universe

16. Comet McNaught (C2006 P1) gets near the Sun gets near the Sun gets near the Sun Italy, Jan 13 SOHO site SOHO site Recent events USA, Jan 11 movie South Africa, Jan 17

17. Xena and Gabrielle New “Tenth” Planet: 2003 UB313 and Friend orbit Recent events: Just what is a planet?

18. Recent events – Just what is a planet? ä The International Astronomical Union voted to demote Pluto to a dwarf planet demote Pluto to a dwarf planet demote Pluto to a dwarf planet  Initially a committee defined 12-planet solar system (included Ceres, Charon, Eris [aka “Xena”])  Several groups disagreed and made their own definition which excluded Pluto and the others  A vote was taken last August and modified version of second’s groups definition won  So for the moment we have eight planets! eight planetseight planets

19. A little history about the instructor äGrew up in Woodland, California äWent to UC Davis as undergraduate  Majored in Physics äSpent 10 years as graduate student at Iowa  Was a teaching assistant for most of the time  Studied Saturn’s rings for thesis work äThen worked as a post-doc/researcher at Berkeley (and still do)

20. Studied these planets using radio telescopes radio

21. More history about the instructor äWhy my interest in astronomy?  Dad and brother built a telescope when I was young  Several interesting celestial events happened within 2 years of my initial interest  I started to read about it! Sky and TelescopeSky and Telescope

22. © Sierra College Astronomy Department22 Goals ä Acquire An Appreciation of Our Celestial Environment ä Develop the Needed Skills to Interpret the Observed Sky ä Gain an Understanding of Astronomers’ Role in Acquiring Information and Formulating Theories About the Universe

23. © Sierra College Astronomy Department 23 Any Questions? More Overview Next

24. © Sierra College Astronomy Department24 Objectives ä General Introductory Topics  The Celestial Sphere - Equator and Poles  Ecliptic and Zodiac  Seasons, Eclipses, and Moon Phases  Contributions from Past Astronomers ä Kinematics and Dynamics  Laws of Motion  Motion Under Influence of Gravity

25. © Sierra College Astronomy Department25 Objectives ä Basic Principles of Physics  Nature of Light  Structure of the Atom and Nucleus  Spectra  Thermal Processes  Ionization  Doppler Shifts

26. © Sierra College Astronomy Department26 Objectives ä Earth  Interior Structure  Plate Tectonics  Origin of the Atmosphere  Greenhouse Effect  Seasons  Precession

27. © Sierra College Astronomy Department27 Objectives ä Moon  Surface Features and Origin  Eclipses  Tides ä The Solar System  Planets  Asteroid and Kuiper Belts, Öort Cloud  Formation

28. Mars – Spirit 2004 - 2006 Dust Devils

29. Mars – Opportunity: 2004 - 2005

30. Saturn from the Hubble Space Telescope

31. Cassini: Mission to Saturn Titan Saturn Huygens probe lands on Titan

32. © Sierra College Astronomy Department32 Objectives ä The Sun  Size and Structure  Physics  Surface Features  Atmospheric Layers  Solar Cycle

33. UV X-ray magnetogram optical Different Faces of the Sun

34. © Sierra College Astronomy Department34 Objectives ä Basic Stellar Concepts  Parallax  Magnitudes  Luminosity and Temperature  The H-R Diagram  Mass

35. © Sierra College Astronomy Department35 Objectives ä Stellar Evolution  Nuclear Burning and Nuclear Synthesis  Life Expectancy and Mass  Supernova Explosions  White Dwarfs, Neutron Stars & Black Holes  Pulsars and X-Ray Binaries

36. © Sierra College Astronomy Department36 Objectives ä The Milky Way  Basic Characteristics and How We Know  Location of Our Solar System  Nebulae and the Interstellar Medium  Origin of the Galaxy

37. © Sierra College Astronomy Department37 Objectives ä Other Galaxies  Basic Types  Theories of Formation  Properties of Active Galaxies  Hubble Law  Dark Matter Problem  Galaxy Clusters and Superclusters

38. NGC 1232

39. The Andromeda Galaxy (M31)

40. © Sierra College Astronomy Department40 Objectives ä The Universe  Evidence for Expansion  Big Bang Theory and the Hubble Constant  Microwave Background Radiation  Olber’s Paradox  The Early Universe and Anti-matter  Open vs Closed Universe

41. © Sierra College Astronomy Department 41 Any Questions? More Overview Next time

42. © Sierra College Astronomy Department42 Objectives (See Handbook) ä General Celestial Concepts/Astron. History ä Basic Principles of Physics  Nature of Light, Atoms, Spectra, and Telescopes ä Earth, Moon, and the Rest of the Solar System ä The Sun ä Stars (Properties and Evolution) ä Galaxies ä The Universe and Cosmology Shorter introduction

43. © Sierra College Astronomy Department 43 Any Questions? More Overview Next time