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This lecture, published by Columbia Gorge Community College, provides a detailed examination of how timers are used "to coordinate the orderly transition from start to run mode for several different types of reduced voltage starting methods." Starters covered include: primary resistor reduced...

This lecture, published by Columbia Gorge Community College, provides a detailed examination of how timers are used "to  coordinate the orderly transition from start to run mode for several different types of reduced voltage starting methods." Starters covered include: primary resistor reduced...

This 64-page Regional Water Conversations report, provided by the Advanced Technology Environmental and Energy Center, is a compilation of six regional water forums held with business and industry professionals. The main purpose of the forums was to gain an understanding of existing and upcoming...

This video, provided by Columbia Gorge Community College, is the first part of a two part lecture that covers "install[ing] a speed potentiometer and program[ming] the Omron 3G3JX-AE004 motor drive to recognize this external analog voltage input." Monitoring and programming default rotational...

This video, provided by Columbia Gorge Community College, is the second part of a two part lecture that covers "install[ing] a speed potentiometer and program[ming] the Omron 3G3JX-AE004 motor drive to recognize this external analog voltage input." Monitoring and programming default rotational...

In this video adapted from the Marine Advanced Technology Education (MATE) Center, students will learn about a robotics competition which uses remotely operated vehicles (ROVs) underwater. The material is intended for students in grades 6-12. Running time for the video is 3:32. It is accompanied by...

This 39-page article is provided by Career Education in Renewable Energy Technology (CERET) and the Center for Renewable Energy Advanced Technological Education Resource Center (CREATE) and discusses the findings from two international learning exchanges that were focused on renewable energy...

The national trade association for the U.S. fuel ethanol industry, the Renewable Fuels Association (RFA) provides a link between the ethanol industry and the federal government.  The aim of this website is to promote increased production and use of ethanol.  Resources for consumers, retailers, and...

This video, from the LEAD with Guitars in STEM project, demonstrates the process of leveling uneven guitar frets using a radius beam covered with sandpaper. The host, Doug Hunt, explains how to prepare the frets and fret board using masking tape and a permanent marker before demonstrating the...

This video, provided by Columbia Gorge Community College, is the first part of a two part lecture that shows how to calculate resistive complex impedance. This lesson teaches viewers "how to represent resistors as complex impedances for purposes of AC circuit analysis." This video runs 05:00 minutes...