Here's how it works:
* Electroscope Basics: An electroscope is a simple device that detects the presence of static electricity. It typically consists of two thin metal leaves attached to a metal rod.
* How it Detects Charge: When a charged object is brought near the electroscope, the leaves will either diverge (move apart) or converge (move closer together) depending on the charge of the object.
* Divergence vs. Convergence:
* If the object has the same charge as the electroscope, the leaves will repel each other and diverge.
* If the object has the opposite charge, the leaves will attract each other and converge.
In summary, an electroscope doesn't measure the properties of objects, but rather the presence and nature of electric charge.