ID 270554212 © Skrillbahtim | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
physics electroscope electrically charged objects positive negative neutral two sisters speech bubble generation question template teachers editable vector experiment device drawing isolated charge school test instrument electrometer electricity graphic measure model scheme electric rod apparatus glass metal data dial education experience force globe gold indicator interaction laboratory learn lesson measurement practice science meter pointer schematic appliance art technology white black design determine electrode field