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Wikiversity is a Wikimedia Foundation project devoted to learning resources, learning projects, and research for use in all levels, types, and styles of education from pre-school to university, including professional training and informal learning. We invite teachers, students, and researchers to join us in creating open educational resources and collaborative learning communities. To learn more about Wikiversity, try a guided tour, learn about adding content, or start editing now.

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TechWriting6.jpg
This well-developed course offers Level 1 and Level 2 courses in technical writing, plus a workshop on writing system requirement specifications. We're constantly updating and restructuring our content and welcome your active participation in building and improving this learning community.

Van de Graaf Generator
Van de graaf generator.svg
1. hollow metallic sphere (with positive charges)
2. electrode connected to the sphere, a brush ensures contact between the electrode and the belt
3. upper roller (for example in plexiglass)
4. side of the belt with positive charges
5. opposite side of the belt with negative charges
6. lower roller (metal)
7. lower electrode (ground)
8. spherical device with negative charges, used to discharge the main sphere
9. spark produced by the difference of potentials
Diagram of a Van De Graaf generator. Click on the image for a full size version which you can freely re-use and modify. Print it and use it for your lessons, integrate it into your pages on Wikiversity, or use it in other learning resources and websites. Use the links below to find more images like this one.

Electrostatics images
Mechanics images - Electromagnetism images - Optics images - Atomic physics images
Images relating to physics in general


This image is a part of the
Educational Media Awareness Campaign, raising awareness among educators about the availability and usage of millions of free internet media in education.

2020

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