In this interactive object, learners are given the RPM, the pulley diameter, and the force, and proceed to calculate belt velocity and horsepower.

Students read how to lock a cell that is being referenced in a formula so that it does not automatically show an increment when the formula is copied.

Students view an example of how to convert rotational velocity to linear velocity. They then work practice problems.

This learning object introduces the three approximations of a diode.

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 follow the steps for adding and subtracting signed numbers and complete practice exercises.

This learning activity presents information on how the type of material used for the core material of an inductor affects the inductors value in henries.

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

LD (2)

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

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

Topic 1