In this interactive object, learners test their knowledge of 14 geometric tolerance control symbols.
Strength of Materials: The Centroid of a Quadrant
By Steve Whitmoyer
In this animated and interactive object, learners calculate the area and centroid of a quadrant.
The Dial Caliper
By Barbara Anderegg
Learners review guidelines for the proper use of a dial caliper. Illustrations appear throughout the learning object.
Reading a Micrometer
By Sue Silverstein
In this learning activity you'll practice reading a micrometer.
AC Current Flow
By Terry Bartelt
In this interactive and animated object, learners examine the flow of electron current into and out of hot and neutral sockets during each alternation of an AC waveform. A brief quiz completes the activity.
Phase Relationships Between Line-Neutral and Line-Line Voltages
By Michael Gradinjan, Terry Fleischman
Learners view a demonstration showing that line-neutral voltages and line-line voltages are not in-phase with each other, but have a definite 30-degree relationship.
Anatomical Terminology: Relative Position
By Barbara Liang
In this interactive learning activity, learners review the terms used to describe relative position of body parts in order to have a common set of words to describe their position.
Peer-to-Peer Operating Systems
In this learning activity you'll examine how computers operate in a peer-to-peer network operating system.
Total Resistance in a Parallel Circuit
The learner will apply the three formulas used to find the total resistance of three types of parallel resistor circuit configurations.
Basic Types of Lines Used in Engineering Drawings
By Kelly Curran, Glenn Sokolowski
In this highly interactive object, learners associate basic line types and terms with engineering drawing geometry. A quiz completes the activity.
Basics of Microsoft Windows
You'll be introduced to basic terminology used by the Microsoft Windows OS.
Common Computer Hardware Acronyms 1
Test your knowledge of some common computer hardware acronyms.
Surface Area of a Frustum of a Cone
You'll practice calculating the surface area of a frustum of a right circular cone.
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