In this animated lesson, students view the operation of an electromechanical relay. A brief quiz concludes the activity.
Brakes: Measuring Brake Drums
By Ken Kempfer, Dan Claus, John Hadjikyriacos, Kevin Guthrie
Learners examine the proper way to set up standard and metric micrometers to measure the wear on a brake drum.
Automotive Electrical Systems: Ohm's LawPractice Problems #2
By Andrew Rinke, Patrick Hoppe
Learners review Ohm's Law and then work 12 problems to help them apply the law to automotive electrical systems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and are asked to solve for the third.
Testing a Diode
By Linda Reinke
In this interactive and animated object, learners practice testing a diode. They determine if a diode is good, open, or shorted.
Ladder Safety and Fall Protection
By Terry Bartelt, Pat Jensen
Explore how to prevent injuries caused by falling from ladders or elevated heights by looking at the parts of a ladder, ladder safety rules, and personal fall protection systems.
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