Learning objective

Define electric current as the charge that passes a point per unit time and use the equation Q = It.

Read the explanation, check the common trap, then practise with flashcards and questions.

Exam focus

Cambridge IGCSE Combined ScienceElectricitySupplement contentPractical objective

Study support

Understand this objective

Quick explanation

This point belongs to Electrical quantities, especially Electrical quantities outcomes.
You need to be able to define electric current as the charge that passes a point per unit time and use the equation Q = It.
The key ideas to know are Define and Calculate.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

DefineCalculate

Why it matters

This objective helps connect Electrical quantities outcomes to exam-style questions, flashcards, and revision notes for Electrical quantities.

Revision tools

Flashcards10 linked cards

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Practice Questions7 linked questions

Question 1 of 7

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0 of 5 attempted

Paper 6Alternative to PracticalPractical1 marks

Method

In this experiment, you will measure the electric current flowing through a circuit using an ammeter.

a
State the independent variable in this experiment.
Your answer
Aim for approximately 1 distinct marking point.
[1]

Revision notestopic notes

Open the full topic revision notes when you are ready to review this objective in context.

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