Students complete 10 practice problems. These deal with the determination of series current, zener current, and load current, and if the zener diode is operating in the breakdown region.

In this animated object, learners read the dimensions of the different types of vehicles typically considered in highway design.

Students follow the correct keystrokes to calculate the logarithm of a number.

Using a memory shortcut for calculations, the learner determines line and phase values of current in a three-phase AC configuration. Practice problems complete the activity.

Learners study the method of using more than one track and quadrature modes to improve the resolution of an optical encoder. A brief quiz completes the activity.

Learners follow a step-by-step explanation of how to test fuses and circuit interrupting devices.

The learner reads an explanation of all of the elements that comprise a future-state map. A map is shown.

In this interactive object, learners examine the characteristics of osteoarthritis, rheumatoid arthritis, and osteoporosis. Students then describe the precautions to be aware of when working with clients who have arthritis and identify assistive devices that clients might use to prevent injuries at home.

In this learning activity you'll identify the voltage levels produced or recognized by digital logic devices as valid or invalid logic state signals.

WOLF Behaviors

Use your knowledge of Virginia's geography to help you play Slithery Snake!

Test on parts of the computer.

Select the best answer for each statement or question on states of matter [Play with 3AB].