Learn how to determine the magnitude and direction of a vector. The magnitude of a vector is the length of the vector. The ...

Learn how to determine the unit vector of a vector in the same direction. The unit vector is a vector that has a magnitude of ...

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 ...

Unit vectors have a magnitude of 1. The basic unit vectors are \(i = \left( \begin{array}{l}1\\ 0\\0\end{array} \right)\), \(j=\left(\begin{array}{l}0\\1\\0\end{array ...