Learners apply lever ratios to calculate the mechanical advantage in basic mechanisms.
DC/AC: Unit 1 Sample Exam
By Patrick Hoppe
In this interactive object, learners work 11 problems covering atomic structure, conductors, and insulators.
Single-Phase Motors: Introduction to Phase-Splitting
By Terry Bartelt, Terry Fleischman
Learners will understand how the interaction of the armature magnetic field and the rotating stator field cause the rotor of a single-phase AC motor to turn.
Series-Parallel Circuit Analysis Practice Problems: Circuit 2
In this interactive object, learners solve a series-parallel DC circuit analysis problem. Immediate step-by-step feedback is given.
By Terry Bartelt
Students read an explanation of reactive power in a power distribution system involving motors, generators and transformers. 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.
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.
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)
Creative Commons Attribution-NonCommercial 4.0 International License.
Learn more about the license »
Give your new group a name.