Passive Transport: Filtration and Facilitated Diffusion

By Barbara Liang

In this animated object, learners examine processes that do not use ATP directly including hydrostatic pressure and facilitated diffusion with carrier proteins.

Abstract Reasoning Assessment Examples

By Marie Hechimovich

Learners solve two sample problems for an abstract reasoning assessment.

Vocabulary Assessment Examples

Learners choose the meaning of a selected word in a sentence.

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.

Excel: Complex Addition

By Patrick Hoppe

Students view the steps to follow to add complex numbers in Excel.

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.

Statics: Law of Transmissibility

By Steve Whitmoyer

Learners examine how a force may be considered to act at any point along its line of action as long as the magnitude and direction of the force remain unchanged. Numerical verification is provided.

Types of Hip Fractures

By Ann Jadin

Learners read about five different fractures of the hip and the treatments used.

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.

Identifying Eukaryotic Animal Cell Organelles

In this animated object, learners are introduced to the structure and function of animal cell organelles.

Network Topologies

By Terry Bartelt

In this learning activity, you'll examine the different ways in which computers and other equipment are physically connected in local area networks and the advantages and disadvantages of each topology.

An Introduction to Motor Control Circuits

By Terry Bartelt, Terry Fleischman

The learner will understand the operation of motor control circuits used to start and stop three-phase motors.

Capacitor Values

In this interactive object, learners examine the physical facets that determine the value of a capacitor. A brief quiz completes the activity.

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.

Estate Planning: The Process of Transferring a Farm

By Kevin Rauchholz

Learners examine 10 steps to consider when passing on farm assets including financial security, partnerships, taxes, lease agreements, gifting, and treatment of heirs.

Freedom of Religion

By Therese Nemec

In this learning activity you'll examine the meaning of the term "freedom of religion" and answers questions about the First Amendment.

Power Law Practice Problems #1

Learners review the three formulas for power and work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and asked to solve for power. Immediate feedback is provided.

Series Circuit Analysis Practice Problems: Circuit #10

In this interactive object, learners solve for total resistance, total current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.

Wattmeters

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.

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.

Distinguishing Leadership and Management Activities

By Ann Heidkamp

Students read about the key differences between management and leadership activities. In an interactive activity, they identify typical supervisory activities as either management or leadership and respond with their own examples.

Lathe Project: O. D. Threading

By Kelly Curran

This project gives a drawing with steps to complete the activity.

Facing on a Lathe

This video clip shows facing on an engine lathe.

Transfer Functions: The RL Low Pass Filter

Learners read how the transfer function for a RC low pass filter is developed. The transfer function is used in Excel to graph the Vout. The circuit is also simulated in Electronic WorkBench and the resulting Bode plot is compared to the graph from Excel.

The Function Generator: Frequency Control

Learners read how to use the knobs and the output terminals of a Wavetek Model 25 function generator to obtain a waveform at a desired frequency.