electroscope

A scientific instrument used to detect the presence and sign of an electric charge, typically by observing the divergence of two thin gold leaves due to electrostatic repulsion.

• 🇵🇹Instrumento científico usado para detectar a presença e o sinal de carga elétrica, geralmente observando a divergência de duas folhas finas de ouro devido à repulsão eletrostática.

1. Charge detection device C1 formal scientific

   A scientific instrument used to detect the presence and sign of an electric charge, typically by observing the divergence of two thin metal leaves due to electrostatic repulsion.

   • The physics teacher used an electroscope to demonstrate static electricity.
   • When a charged rod is brought near the electroscope, the gold leaves separate.
   • An electroscope can indicate whether an object is positively or negatively charged.

   🇵🇹Eletroscópio

• electroscopes plural form
• electroscopes' possessive plural form
• electroscope's possessive singular form