Specification Focus questions for Electric Charge – Pearson Edexcel IGCSE Physics

1. What is the difference between a conductor and an insulator? 
2. Write down some examples of conductors and insulators. 
3. Describe a practical to investigate how insulating materials can be charged by friction. 
4. How are materials charged negatively?
5. How are materials charged positively? 
6. Describe the forces between like and unlike charges. 
7. Explain some dangers of static electricity for instance refuelling. 
8. Explain how photocopiers and inkjet printers use static electricity. 

Phet has some excellent static electricity simulations.

Here and Here.

These videos on the uses and dangers of static electricity are also good.