Microwave Mysteries: Beep, Zap, Defrost!

Trace the workings of a microwave from the wall socket to the magnetron tube to a warm meal. Why do some foods explode and others don't? Are microwaves really safe to use? Understand the answers to these questions as well as how to use power levels and cooking and safety features in this comprehensive 26 min production. An excellent teacher resource is provided that includes key points, along with pre- and post-test questions.