Physics 121,Spring 2026.

Department of Physics and Astronomy | University of Rochester
Information | Calendar | Time Table | Grade Policy | Reading List | List Server | Download/Links | Lecture Notes | Software
Recordings Spring 2026 | January 2026 | February 2026 | March 2026 | April 2026
Exam 1 | Solutions Exam 1 | Exam 2 | Solutions Exam 2 | Exam 3 | Solutions Exam 3 | Final Exam | Solutions Final Exam
WeBWorK | WeBWorK Units | set 1 | set 2 | set 3 | set 4 | set 5 | set 6 | set 7 | set 8 | set 9 | set 10 | Solutions
General Information | Error Analysis | Weighted Mean | Lecture Demos
Module 1 | Module 2 | Module 3 | Module 4 | Module 5 | Module 6 | Module 7 | Module 8 | Module 9 |
Exam 1 | Solutions Exam 1 | Exam 2 | Solutions Exam 2 | Exam 3 | Solutions Exam 3 | Final Exam | Solutions Final Exam

Time Table

Date Lecture subject Required reading
January 20 Introduction, Units, Error Analysis.

1

January 22 Motion (velocity and acceleration) in 1D.

2

January 27 Vectors.

3

January 29 Motion in a plane, Projectile Motion, Circular Motion .3

February 3 Newton's First, Second, and Third Laws.

4

February 5 Friction.

5

February 10 Gravity, Newton's Law of Gravity, Potential Energy.

6

February 12 Review Exam # 1  
February 17 Midterm Exam # 1.

Chapters 1 - 5

February 17 Planetary Motion, Kepler's Law.

6

February 19 Work and Energy (Constant and Variable Force).

7

February 24 Kinetic and Potential Energy.

7 + 8

February 26 Conservation of Energy, Conservative and Non-Conservative Forces.

8

March 3 Center of Mass, Linear Momentum, Conservation of Momentum.

9

March 5 Elastic and Inelastic Collisions in 1D.

9

March 17 Collisions in 2D.

9

March 19 Review Exam # 2  
March 24 Midterm Exam # 2 Chapters 6 - 9
March 24 Rotational Motion.

10

March 26 Rotational Kinetic Energy, Inertia, Torque.

10

March 31 Torque, Angular Momentum.

10

+ 11
April 2 Conservation of Angular Momentum.

11

April 7 Equilibrium.

12

April 9 Equilibrium, Harmonic Motion, Damped Motion.

12 + 14

April 14 Harmonic Motion, Damped Motion.

14

April 16 Temperature, Heat.

17

April 21 Kinetic Theory of Gases, Ideal Gas, Mean Free Path.

18

April 23 Review Exam # 3  
April 28 Midterm Exam # 3 Chapters 10 - 14
April 28 First Law of Thermodynamics, Heat Capacity, Equipartition of Energy.

19

April 30 Second Law of Thermodynamics.

20

Last updated on Thursday, January 8, 2026 13:55

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