2dElectric charge

Syllabus objectives

• 2.22identify common materials that are electrical conductors or insulators, including metals and plasticsSeparate Physics only
• 2.23practical: investigate how insulating materials can be charged by frictionSeparate Physics onlyPractical
• 2.24explain how positive and negative electrostatic charges are produced on materials by the loss and gain of electronsSeparate Physics only
• 2.25know that there are forces of attraction between unlike charges and forces of repulsion between like chargesSeparate Physics only
• 2.26explain electrostatic phenomena in terms of the movement of electronsSeparate Physics only
• 2.27explain the potential dangers of electrostatic charges, e.g. when fuelling aircraft and tankersSeparate Physics only
• 2.28explain some uses of electrostatic charges, e.g. in photocopiers and inkjet printersSeparate Physics only