For more information about Professor Shankar's book based on the lectures from this course, Fundamentals of Physics: Mechanics, Relativity, and Thermodynamics, visit http://bit.ly/1jFIqNu. Fundamentals of Physics (PHYS 200) The discussion on the Law of Conservation of Energy continues but is applied in higher dimensions. The notion of a function with two variables is reviewed. Conservative forces are explained and students are taught how to recognize and manufacture them. 00:00 - Chapter 1. Calculus Review: Small Changes for Motion in 2D 18:05 - Chapter 2. Work Done in 2D; Dot Products and Cross Products 36:16 - Chapter 3. Conservative and Non-conservative Forces 52:29 - Chapter 4. Cross Derivative Test for Potential Energy Equations 01:03:55 - Chapter 5. Application to Gravitational Potential Energy Complete course materials are available at the Yale Online website: online.yale.edu This course was recorded in Fall 2006.