Learners apply lever ratios to calculate the mechanical advantage in basic mechanisms.

This primer introduces the student to the key terms and concepts associated with the silicon diode.

Learners examine the operation of an orifice plate flowmeter as it is used to make process control measurements. A brief quiz completes the activity.

In this animated object, learners examine why and when the Kelvin scale is used. A brief quiz completes the activity.

In this learning activity you'll explore how units in the metric system are related to each other and practice locating measurements on a metric line.

In this learning activity you'll practice converting from one metric unit to another.

Learners read a description of how an oscilloscope is used to measure the frequency of a sine wave.

In this animated lesson, learners follow the steps required to read the phase shift difference in degrees between two AC waveforms.

Learners review the process for calculating board feet and use virtual samples to practice the process.

Test your knowledge of measurement by answers the questions!

Choice Board

Challenge your knowledge of HVAC systems and have a good time !

Comprehension Check Game