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 - ...

It is sometimes important to test the hypothesis that a given set of N unit vectors, representing the directions of a physical quantity, comes from a population of vectors which are randomly oriented ...

Today we continue on our journey of understanding motion, direction, and velocity. Continuing in our journey of understanding motion, direction, and velocity... today, Shini introduces the ideas of ...

When adding vector quantities remember that the directions have to be taken into account. The result of adding vectors together is called the resultant. In problems, vectors may be added together by ...

Expertise from Forbes Councils members, operated under license. Opinions expressed are those of the author. In an NBC News story about the reality gap between businesses talking about artificial ...