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4.2.1a Positive and negative charge

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Question 31

Which of the following pairs of substances both contain large concentrations of free electrons?

A

gold and polystyrene

B

copper and aluminium

C

glass and rubber

D

silver and polythene

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4.2.1a Positive and negative charge Questions

  1. IGCSE
  2. /Physics
  3. /4.2.1a Positive and negative charge

145 exam-style questions on CIE IGCSE Physics 4.2.1a Positive and negative charge. Each one has a worked solution and a mark scheme showing where the marks go.

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