logo

Cambridge IGCSE Combined Science practice

Paper 3 structured question: Electrical quantities

Try the question first, then check the answer and practise the same topic again.

Attempt questionElectrical quantities revisionRevise the key idea

At a glance

3

Paper

4

Marks

Topic

Electrical quantities

Exam-style question

Try this first

Paper 3Theory (Core)4 marks

The conductivity of metals is a key concept in understanding electrical circuits.

Description

Conductivity of Metals

Metals are known for their ability to conduct electricity due to the presence of free electrons.

  1. a

    Discuss the factors that affect the conductivity of metals.

    Aim for approximately 4 distinct marking points.

    [4]

0 of 1 part answered

Answer every part before opening the mark scheme.

Common mistake

No common mistake is linked to this question yet.

Related flashcards

Flashcard 1 of 6

Press Space to flip, arrows to move

Related practice questions

Question 1 of 5

Choose an answer, get feedback, then move sideways through the set.

0 of 4 attempted

Paper 3 structured question: Electrical quantities

Paper 3Theory (Core)2 marks

Description

Electric Current in Metals

In metals, electric current is caused by the flow of electrons when a potential difference is applied across the conductor.

  1. a

    Explain how electric current is generated in metals.

    Aim for approximately 2 distinct marking points.

    [2]