In this demo, a polyethylene strip is charged by rubbing with wool. The charged strip is then used to charge a neutral object, a pith ball, by contact. This demo can be done as a student activity.
Categories: Lab/Student Activity
This guided inquiry project was designed to provide students with the challenge of creating a fully-electric car. The students were provided with a motor, photographs of sample electric cars, an... read more
In this unit plan, students learn to name the six different kinds of simple machines and how they make work easier and more enjoyable for people. They will also learn to design, build and test an... read more