THIS DAY IN SCIENCE: Street Gas Lights Illuminated in 1807

Select Page
Teacher Demo: Dancing Paper

Teacher Demo: Dancing Paper

In this demo, a polyethylene strip is charged by rubbing with wool. The charged strip is then used to make paper circles stand on their edges inside a Petri dish. This demo introduces students to the charging of materials by induction as opposed to charging by...
>
Website Feedback
close slider
X