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Learners examine the differences and similarities between hydraulic and pneumatic systems.
By Terry Bartelt
In this animated lesson, students read an analogy comparing water in a "special" water tank to the current "flow" through a capacitor.
By Roger Brown
Learners compare animations of analog and digital data signals. A short quiz completes the activity.
Learners read an analogy comparing an electrical transformer to mechanical gears.
Learners read an analogy comparing mechanical work (in this case, sliding a weight) to that of electrical power. The relationship of work, apparent work, and power factor is developed.
Learners read about the similarities of electronic and hydraulic components and then match the schematic symbols in a drag-and-drop exercise.