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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Electrical quantities

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3

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4

Marks

Topic

Electrical quantities

Exam-style question

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Paper 3Theory (Core)4 marks

The behavior of electric charges is fundamental to understanding electricity.

Description

Interactions of Electric Charges

When two objects with the same type of charge are brought together, they repel each other. When two objects with opposite charges are brought together, they attract each other.

  1. a

    Explain the interaction between two like charges.

    Aim for approximately 2 distinct marking points.

    [2]
  2. b

    Describe what happens when a positive charge and a negative charge are brought together.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 3 structured question: Electrical quantities

Paper 3Theory (Core)1 marks

Description

Electric Charges

Electric charges can be classified as positive or negative. They interact with each other based on their types.

  1. a

    Define the two types of electric charges.

    Aim for approximately 1 distinct marking point.

    [1]