Facing on a Lathe

By Kelly Curran

This video clip shows facing on an engine lathe.

Safety - Rigging & Lifting

In this learning activity you'll review rigging and lifting.

Depth Measurement

In this learning activity you'll review a visual overview of depth measurement using the depth micrometer.

Land Survey Maps

By Bruce Cecka

Learners practice identifying land sections using land survey terms and maps. Feedback is provided at the end of the activity.

The Brain -- Anatomy and Function

By Susan Heitman

Learners review and reinforce their knowledge of brain anatomy and function. They complete an exercise matching brain terms with their functions.

Online Success Strategies:When's Your Best Time to Study?

By Kaye Krueger

In this interactive learning object, learners determine what time of day they are most alert and when is the best time for them to study.

Transformers - A Mechanical Gear Analogy

By Roger Brown

Learners read an analogy comparing an electrical transformer to mechanical gears.

Resistor Color Code Recognition Drills

By James Bourassa, John Rosz

In this interactive object, students complete progressively more difficult exercises as a way to improve their ability to recognize resistor color code values.

Power Law: The Relationship of Voltage, Current, and Watts

By Patrick Hoppe

Learners examine three formulas than can be used to find dc power. Examples are given.

Excel: Spreadsheet Hints

Learners read how to create a spreadsheet to determine the voltage drop across a resistor in an AC circuit. The complex functions explained in other learning objects are used in this example.

Correcting Common Problems of Parenteral Nutrition

By Fran Soukup

In this interactive object, learners match physiological, mechanical, or other parenteral nutrition complications with the appropriate nursing care.

Transistor Fundamentals: JFET Amplifiers

Students read an explanation of the common-source and source-follower amplifiers. Gain formulas are developed and an example is given.

Half-Wave Rectifier

This primer introduces the student to the half-wave rectifier. Both the 1st and 2nd approximations are examined.

Print Reading: Holder

Learners test their ability to visualize a holder in this interactive exercise that features animated pictorial views.

Tips for Completing Welding Assignments

By lloyd

In this learning activity you'll gain tips for successfully completing welding assignments.

Firewall: Network Address Translation/Port Address Translation

By Joseph Wetzel, Douglas Tabbutt

In this learning activity you'll examine how network address translation works.

Total Impedance of a Series Circuit Using Complex Numbers: Practice Problems

Students solve six problems for series impedance using complex numbers. Immediate feedback is given.

Sine Wave Fundamentals: Practice Problem #4

In this interactive object, learners determine the Vp, Vp-p, Vrms, Vavg, and the frequency of a sine wave that is displayed on an oscilloscope screen.

How to Send an E-mail Message

By Beth Baar

In this interactive lesson, learners read and hear instructions for sending an e-mail. Steps are given for composing an e-mail message and for sending it. Students have an opportunity to write their own messages. A quiz follows the instruction.

DC/AC I: Unit 5 Sample Exam

Learners answer 14 questions about series-parallel DC circuits.

Series-Parallel Circuit Analysis Practice Problems: Circuit 10

Learners examine a series-parallel circuit and solve 14 problems related to voltage, current, and power. A help screen is provided.

Wattmeters

By Terry Bartelt

Learners examine the function of the analog wattmeter to measure true power, how it is connected in a circuit, and how the internal components develop a measurement. A brief quiz completes the activity.

Statics - Trig: The Law of Cosines Using a TI-36X Calculator

By Steve Whitmoyer

Learners apply the Law of Cosines to determine forces using a TI-36X calculator in this animated object.

Weight-Volume Relationships: Dry Unit Weight

Students read how to determine and calculate the dry unit weight for a given sample of soil or aggregate based on the weight-volume relationship.

The TI-86 Calculator: The Square Root Function

Students read step-by-step instructions for determining the square root of a number using the TI-86 calculator.