Astronomy & Cosmology: Ph 109 Fall 2009

Due dates for the final three homework assignments are: Nov 23, Dec 7 & Dec 14. No homework assignment will be due on Monday Nov 30, which is the day after the Thanksgiving Break.

Course Web Page

In this page: Overview, Logistics, Textbook, Syllabus, Reading, Homework, Examinations, Grades, Learning Centers, Students with Disabilities, Observing, Astronomy on the Web.

Overview

The course describes the historical foundations of astronomy, and modern knowledge of our solar system and planets around other stars, and how they might have originated. Our solar system comprises the Sun, planets and their associated moons, and other minor bodies orbiting the Sun. The huge quantity of information now available is expanding all the time, so the emphasis of the course is on how astronomers know what they claim to know, and how confident they are of their claims.
The companion course, PH 110, covers the structure and evolution of stars, the properties of galaxies, and the past, present, and future of the Universe. The two courses are independent; if you wish to take both, they can be taken in either order or concurrently.
The 109/110 sequence is intended for non-science majors. There are no college-level prerequisites, but minimal high school math and science preparation are assumed. Students with college-level science & math credits should consider taking Ph 341/342 instead, which covers much of the same material as 109/110, but at a more advanced level.

Logistics

Lecturer The author of this page is the course lecturer, Dr. Jerry Sellwood.
Office Hour My office hour is Monday 3:20-4:40. I can be found in room 308 in the Physics & Astronomy Building, Busch Campus, telephone 445-5500 xtn 5287. I am also available to offer help and answer questions for a few minutes just before or just after every class.
e-mail I prefer not to provide individual help with course material by e-mail - please ask in class or in my office hour. Questions on logistics not already on this web page etc. can be sent to me at sellwood_at_physics.rutgers.edu.
Classes Classes are period 7 (6:40 - 8:00 pm) on Tuesdays & Thursdays in the Physics Lecture Hall on Busch Campus.
Sakai I have established a course page in the Sakai system. Go to sakai.rutgers.edu and log in using your RUId and password. Click on the "Astronomy 109 F09 Sellwood" tab to enter the course site. If you have trouble logging in, please send e-mail to sellwood_at_physics.rutgers.edu. All homework assignments, lecture notes, practice exams, scores, and important information about the course will be posted here, so check it regularly.

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Textbook

The book for both 109 & 110 is Universe 8th edition (2008) by Roger A. Freedman and William J. Kauffman, published by Freeman. This excellent book is comprehensive, right up-to-date and very well illustrated. It contains too much material even for a two semester course. Some of the material you will have to read yourself and other material can be omitted altogether, but those with a strong interest should be able to enjoy the whole book. Algebra in the book is aimed at readers who enjoy simple math and will not be tested in the exams.

The book is available as a single volume, which is ideal if you plan to take both 109 and 110. The book is also published in two separate volumes, subtitled The Solar System and Stars and Galaxies, which are separately slightly more than half the price of the combined volume. If you plan to take only 109 then The Solar System (3rd edition 2008) part is all you will need.

You can buy the book from Rutgers University Bookstore or on-line from e.g. the publisher or Barnes & Noble.com.

You will not need either a WebAssign Access Code or an i-Clicker for this course.

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Syllabus

The lectures will not follow the book very closely. I will omit some parts and provide additional material over and above that provided in the book in other areas. A preliminary outline of the topics of each lecture is listed here, together with an indication of the most relevant chapter.

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Reading Assignments

The reading assignments given in the syllabus are incomplete as I will frequently draw material from many different chapters. This will be particularly true when discussing the different properties of planets, when I will suggest you dip into small parts of several chapters for each class. However, by the end of the course, I will expect all students to have read the entirety of Chapters 9 thru 16, as well as the other sections listed separately for each class.

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Homework

Weekly homework will be assigned and collected on-line using Sakai. You can use the browswer on your own computer, or any of the Rutgers student computing center machines (see http://rucs.rutgers.edu/services/instruction).
Deadlines Assignments are due on Mondays one minute before midnight every week beginning Sep/7 (Labor Day) and ending on Dec/7 (except for Oct/5 & Nov/2). Assignment scores and answers will be available immediately the submission deadline is passed. No late homework submissions will be accepted.
Copied Homework It can be beneficial to discuss homework questions with your fellow students, but your submitted answers must be your own. Representing someone else's work as your own is a serious infringement of academic integrity that is reportable to your College Dean.
Homework scores There will be twelve homework assignments and your ten best homework scores will count towards your grade for the course. Completing the homework assignments is the best way to ensure a good grade because: (1) homework counts for 1/4 your overall score for the course, (2) homework scores are generally higher than exam scores, and (3) many of the exam questions will test the material covered in the homework - thorough preparation for the homework will help a lot with the tests also.

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Examinations

There will be three examinations: two mid-terms and a final. The mid-terms will be held at the usual class time and location on Tuesday October 6 and November 10. The date of the final exam is Friday December 18 at 4pm; the location will be announced later. All exams will be multiple choice and computer graded. Material from the lectures, homework assignments, and text will be used in selecting exam questions, which will not be cumulative. Sample mid-term and final exams will be posted a week or so before each test.
Alternative Final Exam There will be an alternative final exam during the exam period, at a time and location to be decided. Anyone who would prefer, for whatever reason, can take this make-up instead of the regular final, provided you notify Dr. Sellwood by the time of the last class (Thursday December 10).

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Grades

Your course grade will be determined by your overall score out of 400, which is made up as follows. Each exam will each be scored out of 100 making a maximum possible exam score of 300. The other 100 points will be given for your ten best homework scores.
Exam scores and final grades will be available through Sakai.

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Learning Centers

The Learning Resource Centers provide a little support for this course. the Math and Science LCs on Busch and Douglas offer video tapes, experimental apparatus and computer demonstrations. If there is a demand, the LRCs will try to set up tutoring help.

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Students with Disabilities

If you have a disability, it is essential to speak to Prof Sellwood early in the semester to make the necessary arrangements to support a successful learning experience. Also, you must arrange for Prof Sellwood to receive a Letter of Accommodation from the Office of Disability Services. For more information, see http://disabilityservices.rutgers.edu/.

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Observing

There are viewing sessions (which are open to the public) using telescopes located on the roof of the Physics & Astronomy building on Busch campus. They are held every 2nd and 4th Thursday of each month when the sky is clear. See the web site for more information. Attendance at these observing sessions is optional.

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Astronomy on the web

This is a good web page for astronomical information. Those who like photographs of planets, etc, can find all NASA's pictures on their PhotoJournal website.

Click here for information about the Southern Africa Large Telescope (SALT), which has recently begun observations in South Africa. Rutgers owns a 10% share of this exciting new facility.

You might like to take part in the Galaxy Zoo project, which involves the general public in classifying galaxies. Start here to find out more - it can be addictive!

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