One of the most important topics taught at the start of introductory physics is the idea of vectors. Students really need proficiency with them if they are to use force and momentum. Just about every ...

Master the right-hand rule in physics with this easy-to-follow tutorial! In this video, we explain how to use the right-hand rule correctly to determine directions of magnetic fields, currents, and ...

It's near the start of a new semester of physics. Many faculty are working on their plans for introductory physics courses. How many tests should there be? What about homework? Do I want to cover ...