Learners apply lever ratios to calculate the mechanical advantage in basic mechanisms.
Transistor AC Analysis Practice Problem: Circuit #5
By Patrick Hoppe
The learner solves for Zin(base), Zin(stage), Zout, and Av. A "help" screen is available.
Point of Use Storage
By Kaye Krueger
Learners read about the benefits of storing raw materials within 3 feet of the work area where they will be used.
GD&T - The Feature Control Frame (Screencast)
By Glenn Sokolowski
In this screencast, Geometric Dimensioning & Tolerancing: The Feature Control Frame, learners examine geometric characteristic symbols, tolerances, datum feature symbols, and other control frame information.
By Terry Bartelt, Terry Fleischman
In this animated activity, learners study how the magnetic field of an armature can distort the DC motor's main magnetic field. A brief quiz completes the object.
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.
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.
Transformers - A Mechanical Gear Analogy
By Roger Brown
Learners read an analogy comparing an electrical transformer to mechanical gears.
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.
Mechanical Reasoning Assessment Examples
By Marie Hechimovich
Learners solve two sample problems for a mechanical reasoning assessment.
CTIS Vocabulary Words 2
2nd six weeks vocabulary words (some physical science and some force and motion)
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.
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