Makes grants to address the most serious social and environmental problems facing society, where risk capital, responsibly invested, may make a difference over time.
An independent federal agency created by Congress in 1950 to promote the progress of science.
King Saud University seeks to become a leader in educational and technological innovation, scientific discovery and creativity through fostering an atmosphere of intellectual inspiration and partnership for the prosperity of society.
The O'Donnell Foundation is devoted to building model programs to enhance the quality of education.
Electric Field of Dreams
|Play ball! Add charges to the Field of Dreams and see how they react to the electric field. Turn on a background electric field and adjust the direction and magnitude. (Kevin Costner not included).|
- Electric Charges
- Electric Field
Sample Learning Goals
- Explain the relation between the size and direction of the blue electric field lines to the sign and magnitude of the charge of a particle.
- Explain the interactions between two charged particles and explain why they move as they do.
- Explain what happens when you apply different external electric fields.
Tips for Teachers
The teacher's guide (pdf) contains tips created by the PhET team.
You can submit your own ideas and activities.
Sun Java 1.5.0_15 or later
OS 10.5 or later
Sun Java 1.5.0_19 or later
|Sun Java 1.5.0_15 or later|
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