|Searched for: Audience is University First Cycle
|Results 11451 - 11455 of 14650
This Exploratorium activity shows how small, fuzzy objects can disappear from view in the absence of eye movement. The site contains instructions for the activity, an explanation of the change in perception, and...
This article, from "Physical Review Focus," highlights the 1932 discovery of the positive electron, or positron, whose discovery marked the beginning of an era when many new subatomic particles were identified. The...
This web site serves as a source of information about Non-Destructive Testing (NDT) to detect defects in materials. The site was created by NDT professionals and educators from around the world and includes resources...
This site presents the physics of welding. The text describes the arc, which is a plasma, and explains how the arc and the metal to be welded are part of an electric circuit. With photos, the site shows how high-power...
This large NASA site presents the story of magnetic effects in near-Earth space. It describes Earth's magnetic field, its interaction with the stream of particles called the solar wind, Earth's radiation belts, and...
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