Learners compare the three scales used in pressure measurements: gage, absolute, and vacuum. A brief quiz completes the activity.

In this animated object, learners examine what happens to lead and cycle times when the batch size is reduced.

In this animated and interactive object, learners examine the voltages that develop across two series zener diodes, which are connected in opposite directions, when DC and AC voltages are applied across them. A brief quiz completes the activity.

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 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.

Topic 1

Gas laws, properties, and key terms

Practice problems in calculating tolerance in fraction inch, decimal inch and metric measurements.

vocabulary about measurements and numbers.