Students view the steps for dividing complex numbers in Excel.

In this learning activity you'll explore the physical construction and operation of single-mode and multi-mode fiber-optic cables used in networking.

This learning object describes the production of an alternating current in a generator with a single-loop armature. An illustration of how a sine wave is produced is shown through animation.

Students follow the procedure to measure voltage with an analog voltmeter. They examine the use of the Function Switch and the Range Switch. A brief quiz completes the activity.

Students read how to calculate the size of a hydraulic cylinder that is required for a particular application. Mathematical formulas are provided.

In this activity you will learn the benefits of SSH, Secure shell, versus plain FTP.

Explore what DML is including its main commands INSERT, UPDATE, DELETE, and SELECT.

In this module, you'll be able to :

- Identify five routes of infection

- Describe how diseases are transmitted in animals

Learners study the types of symbols used on a P&ID diagram to indicate instruments. A quiz completes the activity.

Students read how to determine the elevation of an alignment or cross section where it crosses the TIN.

In this animated object, learners examine the circuit configuration and operation of a differentiator operational amplifier. A brief quiz completes the activity.

Learners use peripheral vascular assessment data to examine characteristics of these four conditions: peripheral arterial disease, deep vein thrombosis, chronic venous insufficiency, and acute arterial occlusion. A matching exercise completes the learning object.

In this learning activity you'll review how to write effective goal statements.

In this learning activity you'll discover what the Raspberry Pi is, how it's used, and some projects you can do at home.

The student categorizes defense mechanisms as specific or non-specific.

Learners view animations showing how hubs and switches work in local area network configurations.

In this animated object, learners study the rotation of the magnetic stator field of an AC motor and how it interacts with the armature to cause rotation. A short quiz completes the activity.

The learner will apply the three formulas used to find the total resistance of three types of parallel resistor circuit configurations.

Students review the Voltage Divider Rule and work practice problems.

In this learning module, you'll explore what electrical grounding is, how it works, and some real-world applications.

Learners examine the functions of the three types of memory used by an Allen-Bradley SLC-500 programmable logic controller: the Executive ROM, Scratch Pad, and Processor File.

Learners analyze an emitter-biased npn transistor circuit. A "help" screen is available.

In this highly interactive object, learners read client case studies and then select the vaccines that are appropriate to administer.

In this screencast, learners examine the steps of carbohydrate digestion.

In this scenario, learners measure a roof to determine the number of shingles needed to cover it.