Learners read a list of issues to be considered when traveling internationally, such as the beliefs, communication styles, gift-giving customs, and entertainment preferences of people in various cultures.
In this animated lesson, students view the operation of an electromechanical relay. A brief quiz concludes the activity.
Students read about the basics of using an indicator.
Learners observe how an optical pyrometer is used to take temperature measurements without making physical contact with the object being measured.
Learners study the operation of a ladder circuit in which coils on one rung control contacts in other rungs.