Students view a dc analysis of a base-biased NPN transistor.
How Adding Parallel Branches Decreases Total Resistance
By Terry Bartelt
In this animated object, learners follow an analogy of water flowing through pipes and valves to see how resistance decreases in a parallel circuit as branches are added.
Excel: Spreadsheet Hints
By Patrick Hoppe
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.
Motor Starter Protection
Learners examine the ways in which a motor starter circuit is protected by a main circuit breaker and overload heaters when there is excessive current.
The TI-86 Calculator: The Mode Function (Setting Up Your TI-86)
Learners read how to set up a TI-86 calculator. The process is demonstrated and examples are given.
Parts of Speech in Sentences: The Order of Operations
By David Hardgrove
Learners identify the parts of speech by following a certain order until each word in a sentence is labeled. In a variety of exercises, learners practice finding verbs, prepositional phrases, subjects, nouns, pronouns, adjectives, adverbs, and conjunctions.
Reading and Interpreting Bar Graphs
By Francine Nettesheim
In this learning activity you'll identify the various parts of a bar graph, read and interpret its data, and calculate the data to solve various application problems.
Financial Statement Analysis
By Lynette Teal
Learners read the definitions of working capital, current ratio, quick ratio, return on equity, accounts receivable turnover, and inventory turnover.
Cash Basis Accounting
By Julie Dilling
In this interactive object, learners read a brief summary of the principles of cash basis accounting and then check their knowledge of transactions in a drag-and-drop exercise.
Oscilloscope: DC Voltage Measurements
Learners follow step-by-step instructions for using an oscilloscope to measure DC voltages.
Properties of Exponents: Multiplication Rule - Set 2
You'll practice solving problems using the rule for multiplying powers with the same base.
You'll review and learn biology HSA terms.
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