Learners apply lever ratios to calculate the mechanical advantage in basic mechanisms.
By Terry Bartelt
Students read descriptions of the voltage, current, and turns ratios of the primary and secondary coils for a transformer in this interactive lesson.
Statics - Trig: Pythagorean Theorem Calculations Using a Casio fx-260
By Steve Whitmoyer
In this animated and interactive object, the learner uses a Casio fx-260 calculator to solve for the magnitude of the resultant and of one of the component forces in a right triangle.
The Basic Operation of a Diode
In this interactive and animated object, learners examine the operation of a semiconductor diode when it is forward and reverse biased. A brief quiz completes the activity.
The Work Performed in a Hydraulic System
In this interactive object, learners examine how work is performed in foot-pounds by a hydraulic system that uses a pump and cylinder. A brief quiz completes the activity.
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.
An Inductor Opposing a Current Change
Learners read how an inductor opposes a current change when it begins to energize and when it begins to de-energize. A short quiz completes the activity.
The Magnetic Circuit
Learners compare electromagnetic quantities with the voltage, current, and resistance quantities of an electrical circuit. A brief quiz completes the object.
Interpreting Engineering Drawings: Common Abbreviations
By Glenn Sokolowski
In this interactive object, learners read the common abbreviations used in engineering drawings and then test their knowledge in three short exercises.
Interpreting Engineering Drawings: Title and Revision Blocks
Learners examine the information on a title block and answer questions about that information in an interactive quiz.
Ratio Review Game
This math review game is focusing on ratio and percent problems. This is to help prepare for the 6th grade math EOG.
CTIS Vocabulary Words 2
2nd six weeks vocabulary words (some physical science and some force and motion)
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