By John Rosz
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In this learning activity you'll read the procedures for using the vertical function of an oscilloscope and view illustrations of waveforms.
In this interactive and animated object, learners examine the flow of electron current into and out of hot and neutral sockets during each alternation of an AC waveform. A brief quiz completes the activity.
This learning object describes the production of an alternating current in a generator with a single-loop armature. An illustration of how a sine wave is produced is shown through animation.
Introduction to traditional and nontraditional computer system output devices.
Identify these 25 neurological terms in a marathon game of Hangmoon!
This game focuses on basic input devices common in computer systems.