Conceptual Understanding in Introductory Physics XXXIII

A question about systems and system boundaries and the Momentum Principle

Conceptual Understanding in Introductory Physics XXVI

This question might serve as a final exam for an introductory physics course. It could serve that purpose for my own courses, but it may not be appropriate for your courses so don’t worry if that’s the case. If you do not include system schemas in your course then this question won’t make any sense […]

Matter & Interactions I, Week 13

As usual, I’m posting this the Monday after the week named in the title. This week was all about chapter 6: energy and the energy principle. This is where Matter & Interactions really shines among introductory textbooks. I remember as a student being so confused by sign conventions that I honestly never knew when to […]