Students view the steps for multiplying complex numbers in Excel.

Learners review Kirchhoff's Current Law and work six practice problems. Feedback is given.

Students read how to determine and calculate the saturated density for a given sample of soil or aggregate, based on the mass-volume relationship. Practice problems complete the activity.

In this animated object, learners examine the signals produced by sourcing and sinking two-wire sensors. A brief quiz completes the activity.

Students solve problems on the determination of total inductive reactance of series-parallel inductors.

Learners alter circuit variables and view how these changes affect circuit voltage, current, reactance, impedance, and phase angle.

Learners alter circuit variables and view how these changes affect circuit voltage, current, reactance, impedance, and phase angle.

This learning activity describes the physical properties that affect the inductance, in henries, of an inductor.

This learning activity describes the abilities of an inductor coil to oppose alternating current and to pass direct current.

vocabulary rapid fire game

You'll learn to identify methods of material classifications.

Outer core tic tac toe!