Learners review surface finish basics and read how to calculate the roughness average.
Saw - Marvel - PCII - Clearing a Job
By Dave Hoffman
The student learns how to delete a job after it is programmed in the Marvel PCII.
Print Reading: Step Block
By Kelly Curran
In this animated print reading exercise, the learner calculates missing dimensions and identifies surfaces on projected views.
Screw Threads and Fasteners Review
This review assesses the student's ability to understand screw threads and fasteners.
Temperature Emissivity of Non-Blackbodies
By Terry Bartelt
Learners study the effect of reflected and transmitted energy on the measurement of emitted energy by a non-blackbody. A short quiz completes the activity.
GD&T: Geometric Characteristic Symbols
By Glenn Sokolowski
In this interactive object, learners test their knowledge of 14 geometric tolerance control symbols.
Analyze a Part Drawing
In this interactive object, learners answer 25 questions regarding part or assembly drawings. The basic areas of blueprint reading are covered.
Reading Vernier Height Gage Quiz
By Barbara Anderegg
Students take a 13-question quiz to practice reading 25- and 50-division Vernier height gages.
AC Voltage Conversion Problems
By John Rosz, Terry Bartelt
Learners work problems to make conversions between RMS, average, peak, and peak-to-peak AC voltages.
AC Voltage Conversions
In this animated object, learners examine the formulas used to convert peak, RMS, average, and peak-to-peak AC voltages. A brief quiz completes the activity.
Surface Area of a Frustum of a Cone
You'll practice calculating the surface area of a frustum of a right circular cone.
Engineering and Hand Tools Crossword
Engineering and hand tools vocabulary
Basic plate tectonics
About plate tectonics
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