4 videos
Discovering static electricity & electrostatic force. What is it? How can it be created, detected, and measured?

Discovery of triboelectric effect

VIDEO 0:52 minutes
Our ancestors noticed that when amber was rubbed against fur it attracted small objects...why is this?

Pith ball electroscope

VIDEO 0:39 minutes
Primitive device for measuring electrostatic force

Foil leaf electroscope

VIDEO 0:52 minutes
Foil Leaf Electroscope. Aluminum leaves repel in the presence of a charged object

Electrostatic telegraphs (case study)

VIDEO 9:02 minutes
Long before the internet people thought about sending information along wires using static electricity.