Multiple choice general knowledge science & technology

The presence of charge on a substance can be confirmed by a ?

  1. Gold Leaf Electroscope

  2. Electrodes

  3. Ammeter

  4. Thermometer

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A gold leaf electroscope detects electric charge - when a charged object touches it, the gold leaves repel each other. Ammeters measure current, thermometers measure temperature.