NC State University/College of Engineering
What does engineering, electromagnetic fields and credit cards have in common? Riley discovers just how credit cards work today at NC State University School of Engineering.
6.P.1.2 Explain the relationship among visible light, the electromagnetic spectrum, and sight
7.P.2.3 Recognize that energy can be transferred from one system to another when two objects push or pull on each other over a distance (work) and electrical circuits require a complete loop through which an electrical current can pass.
EX.8.P.2.2 Describe the results of applying electrical energy