PHY101 Physics I
2026-2027 Fall

Most recent announcement: Sep23

(check Grades-CENG / Grades-PNGE)

Announcements

Watch this space for the latest updates. Last updated:

• Wednesday, September 23, 2026 02:30 PM

Quiz1 - Ch01 Measurements Dear PHY101 Students, Problem-solving as a group (Open Source Quiz), October 01, 2026 11:00 o'clock for PNGE and 13:30 o'clock for CENG . You have 60 minutes. Answer all the question(s) and write down the solutions explicitly and clearly by using the physical terminology. You will solve the questions and then will scan/take a picture them as being filed in a SINGLE pdf/doc document. Upload your solutions as a SINGLE pdf/doc/docx FILE to your UBYS system (Week3 Homeworks & Quiz1_Group#_YourDepartment.pdf) until 12:20 (14:50) o'clock (e-mail will not be accepted). Your quiz paper will be evaluated by using this uploaded file too. Sınıfta grup çalışması ile mini sınav (Açık Kaynak Sınav), 01 Ekim 2026 11:00 (PNGE bölümü için) ve 13:30 (CENG bölümü için). 60 dakikanız var. Tüm soruları cevaplayın ve fiziksel terminolojiyi kullanarak çözümleri açık ve net bir şekilde yazın. Soruları çözdükten sonra TEK bir pdf/doc belgesinde dosyalanmış olarak tarayın/fotoğrafını çekin. Çözümlerinizi TEK BİR pdf/doc/docx DOSYASI olarak UBYS sisteminize (3.Hafta Ödevler & Quiz1_Group#_YourDepartment.pdf) saat 12:20 (14:50)'e kadar yükleyin (E-gönderiler kabul edilmeyecek). Mini Sınav kağıdınız bu yüklenen dosya da kullanılarak değerlendirilecektir.

• Wednesday, September 23, 2026 02:30 PM

Laboratory 1 Dear Students, Please check the course announcements on UBYS for important information regarding the PHY101 laboratory, including the laboratory schedule, exemption procedures, laboratory rules, frequently asked questions, and group work. Please make sure to review all laboratory-related announcements carefully before attending the first laboratory session. The first PHY101 laboratory session will be held this week. Sevgili Öğrenciler, PHY101 laboratuvarına ilişkin laboratuvar programı, muafiyet işlemleri, laboratuvar kuralları, sıkça sorulan sorular ve grup çalışması gibi önemli bilgiler için lütfen UBYS ders duyurularını kontrol ediniz. İlk laboratuvar dersine katılmadan önce laboratuvarla ilgili tüm duyuruları dikkatlice inceleyiniz. PHY101 birinci laboratuvar oturumu bu hafta gerçekleştirilecektir.

• Friday, September 18, 2026 03:51 PM

Quiz1 - Ch01 Measurements Dear PHY101 Students, Problem-solving as a group (Open Source Quiz), September 24, 2026 11:00 o'clock for PNGE and 13:30 o'clock for CENG . You have 60 minutes. Answer all the question(s) and write down the solutions explicitly and clearly by using the physical terminology. You will solve the questions and then will scan/take a picture them as being filed in a SINGLE pdf/doc document. Upload your solutions as a SINGLE pdf/doc/docx FILE to your UBYS system (Week2 Homeworks & Quiz1_Group#_YourDepartment.pdf) until 12:20 (14:50) o'clock (e-mail will not be accepted). Your quiz paper will be evaluated by using this uploaded file too. Sınıfta grup çalışması ile mini sınav (Açık Kaynak Sınav), 24 Eylül 2026 11:00 (PNGE bölümü için) ve 13:30 (CENG bölümü için). 60 dakikanız var. Tüm soruları cevaplayın ve fiziksel terminolojiyi kullanarak çözümleri açık ve net bir şekilde yazın. Soruları çözdükten sonra TEK bir pdf/doc belgesinde dosyalanmış olarak tarayın/fotoğrafını çekin. Çözümlerinizi TEK BİR pdf/doc/docx DOSYASI olarak UBYS sisteminize (2.Hafta Ödevler & Quiz1_Group#_YourDepartment.pdf) saat 12:20 (14:50)'e kadar yükleyin (E-gönderiler kabul edilmeyecek). Mini Sınav kağıdınız bu yüklenen dosya da kullanılarak değerlendirilecektir.

• Friday, September 11, 2026 12:02 PM

In the first lecture, there will be first meeting and lecture for Introduction/Overview. The lecture notes for the whole semester are published, see Course Schedule section.

Text Book

Required

Readings will be assigned in Fundamentals of Physics, 9th Edition, by D. Halliday, R. Resnick, J. Walker, John Wiley and Sons, September 2021.

Recommended

Another frequently used text book that covers the same material:

This text is only recommended rather than required. This book is useful for reference, for an alternative point of view.

Overview / Lecture Information /Policies

1. We will cover chapters 1-11.

Ch. 1: Measurement

Ch. 2: Motion Along a Straight Line

Ch. 3: Vectors

Ch. 4: Motion in Two and Three Dimensions

Ch. 5: Force and Motion I

Ch. 6: Force and Motion II

Ch. 7: Kinetic Energy and Work

Ch. 8: Potential Energy and Conservation of Energy

Ch. 9: Centre of Mass and Linear Momentum

Ch. 10: Rotation

Ch. 11: Rolling,Torque,and Angular Momentum

2. Attendance is not compulsory, and you are responsible for everything said in class. The absenteeism limit is 20% of total number of “Laboratory Sessions” of Phys 101. To give an example, if there are 5 total labs, s/he can be 1 lab absent. If you have a valid excuse such as medical report, there will be make-up lab(s) at last week of the semester.

3. I encourage you to ask questions in class. You are supposed to ask questions. Don't guess, ask a question!

4. You can use anything from the textbook/notes during QUIZ sessions.

5. Visit the web page Cem Ozdogan's Homepage for instructor information and for “previous years’” course information (Syllabus, Schedule, Grading Policy, Past Exam Questions/Solutions, …)

6. Please use Gmail address in your e-mails: Do not forget to write “Subject Line”, “Id”, “Department”, “Name-Surname” together with your inquiiry.

7. How to pass the course?

• Read first Turkish version of the book. Conceptial Understanding.

• Then, read English version of the book. Conceptial and Questions Understanding.

• SOLVE QUESTIONS. Getting Credits to Pass the Course!!

8. Be carefull about “Objection Deadline”! Any objection after “Deadline” will not be considered!

9. DO NOT SEND E-MAIL REGARDING OR ASK ABOUT YOUR GRADES AFTER FINAL EXAMINATION!

10. LABORATORY EXEMPTION. If your previous laboratory grade is greater/equal than 60, you should make a petition (see picture below) to the instructor.

1. Download doc (en or tr) file and send it to me via e-mail.

2. IMPORTANT: There should be a “signature”(any form).

3. IMPORTANT: There must be an attached “Screenshot from UBYS”. Your name and grade must clearly be seen.

11. OBJECTIONS. If you want your answers to be re-evaluated, you should make a petition (see picture below) to the instructor.

1. Download doc (en or tr) file and send it to me via e-mail.

2. IMPORTANT: There should be a “signature”.

Grading Criteria

• There will be a midterm and a final exam, will count 30% and 40% of your grade, respectively.

• Laboratory: 20%

• Quiz: 10% (worst of the quizzes will be discarded)

Course Schedule

The following schedule is tentative; it may be updated later in the semester, so check back here frequently. Lecture Notes by Cem Özdoğan, PhD .

Table is tentative. Lectures will be posted. Red color indicates possible modification during the term.