URL
Vector Calculus: Understanding the Dot Product (Webpage)
This article by Kalid Azad is to be used for the Journal 4- Hammering it Home. It may also be referred to as a guide for further understanding of the concepts covered this activity.
This webpage is best viewed in full screen.
Click http://betterexplained.com/articles/vector-calculus-understanding-the-dot-product/ link to open resource.