Pearson Edexcel International GCSE (9–1) · PHYSICS · Unit
Electricity
249 practice questions
Topics covered
Practice questions
81–90 of 121 · Easy
Question 81
1 mark · Easy
Answer and see the solution →Give one example of a common material that acts as an electrical insulator.
Question 82
3 marks · Easy
Answer and see the solution →A student rubs a polythene rod with a dry cloth.
(a)[1 mark]State what happens to the charge on the polythene rod after rubbing.
(b)[1 mark]State which particle moves to create the charge.
(c)[1 mark]Does the polythene rod gain or lose electrons? Explain briefly.
Question 83
2 marks · Easy
Answer and see the solution →Describe a practical method to show that a plastic pen can be charged by friction.
(a)[1 mark]State one thing you could rub the pen with.
(b)[1 mark]State how you would show the pen is charged after rubbing.
Question 84
2 marks · Easy
Answer and see the solution →A material becomes positively charged when rubbed. Explain in terms of electrons how this happens.
(a)[1 mark]Does the material gain or lose electrons?
(b)[1 mark]Explain why losing electrons makes the material positively charged.
Question 85
2 marks · Easy
Answer and see the solution →Explain why metal objects cannot be charged by friction in the same way as plastic rods.
Question 86
2 marks · Easy
Answer and see the solution →Explain what happens, in terms of electrons, when a glass rod is rubbed with a silk cloth.
Question 87
1 mark · Easy
Answer and see the solution →What name is given to a material that allows electricity to flow easily through it?
Question 88
1 mark · Easy
Answer and see the solution →State what happens when a negatively charged rod is brought close to another negatively charged rod.
Question 89
1 mark · Easy
Answer and see the solution →Describe the force experienced when a positively charged plastic rod is brought near a negatively charged plastic rod.
Question 90
1 mark · Easy
Answer and check →Which statement is correct about the force between two objects with opposite electric charges?
- A.They repel each other.
- B.They attract each other.
- C.There is no force between them.
- D.They both become uncharged.