This presentation will aid beginning students in correctly using a DVOM. It will give them informatin on symbols and basic hook-up information.

In this animated object, learners examine the relationship between pressure and temperature in an air conditioning system.

In this interactive object, learners vary the value of the resistance to see how it affects current. Example problems are included.

Learners view two animations that show the effects of eddy currents.

By the end of this learning activity, you’ll know how to understand, use, and maintain different types of fire extinguishers.

In this screencast, you'll review paraphrasing brief, non-fiction passages.

Students read how to determine and calculate the porosity for a given sample of soil or aggregate, based on the weight-volume relationship.

Learners study animations showing the integral function of a closed-loop control system and the difference between the two types of integral controller settings, reset rate and reset time. A short quiz completes the activity.

Learners examine how a PLC Timer-Off instruction is used in the operation of an automotive paint booth.

In this interactive object, learners determine the Vp, Vp-p, Vrms, Vavg, and the frequency of a sine wave that is displayed on an oscilloscope screen.