The student sees a list of 30 of the most often misspelled words used in business. In one exercise, the student listens to each word and then keys in the spelling of that word. In the next exercise, the student matches synonyms.
Learners examine the drawing symbols used for counterbore, countersink, spotface, radius, diameter, and depth. In the quiz that completes the activity, they associate these symbols with machining applications.
In this animated object, students view an explanation of how current, voltage, and the charge on a capacitor of a series RC circuit change during five time constants. A short quiz completes the activity.