About the video
This lesson addresses the potential dangers of working with 120 volts, debunking the myth that it’s safe to handle without precautions. You’ll learn about the critical differences between shock and electrocution, the role of amperage, and the importance of resistance in determining the severity of electrical exposure. The video highlights the necessity of proper training, personal protective equipment (PPE), and adherence to safety protocols to prevent serious injuries or fatalities. Through practical demonstrations and safety guidelines, this lesson aims to reinforce the importance of never underestimating the risks associated with 120 volts. To get started, go to the Lesson Content tab and click on the video.
About the quiz
Each lesson contains a video, and is followed up with a simple quiz. Quizzes review information discussed within the video, with each question providing an answer justification. Helping to reinforce correct answers and helps clarify any mistakes through code citations, excerpts, and explanations, so you can better understand the material.
Charges
Charges are rewards you earn for engaging in our learning system. You receive charges for completing both the video and the quiz in each lesson. The amount of charges available for each lesson is displayed in the “Lesson Features” box on the right. The charges you earn are based on the time it takes you to complete the lesson, which is also indicated in “Lesson Features.”