pre-reqs: trig Think of the following two things. Temperature and wind speed. These are two different things that you could measure, but there is one big difference. Wind speed has two parts to it - ...

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 ...

Learn how to simplify spherical unit vectors using Cartesian representation in this clear, step-by-step tutorial. Perfect for physics and engineering students, this video breaks down the math behind ...