ElectricityHigh Exam FrequencyAQA

Potential Difference

Revise Potential Difference in Electricity for GCSE Physics with 14 exam-style questions and 30 flashcards. This is a high-frequency exam topic, so students should expect to explain it clearly under timed conditions.

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The Ski Lift Model

Introduction 2

Understanding Potential Difference

Deep Dive 3

Measuring Potential Difference

Deep Dive 4

Voltage Rules in Circuits

Deep Dive 5

Potential Difference and Energy Transfer

Diagram 6

How It Works: What "Potential" Actually Means

How It Works 7

Key Definitions

Definitions 8

Key Facts Summary

Key Facts 9

Common Misconceptions

Misconceptions 10

Memory Aid

Memory Aid 11

Higher Tier Only: EMF and Internal Resistance

Higher Tier 12

Exam Focus

Exam Focus 13

Exam Tips for Potential Difference

Exam Tips 14

Topic Summary: Potential Difference

Summary

Sample Flashcards

P.d. equation?

V = E/Q where V = voltage (V), E = energy (J), Q = charge (C). Also V = IR.

What is 1 Volt?

1 Joule per Coulomb (1 V = 1 J/C)

Sample Questions

Which of the following is the correct definition of potential difference?

A. The total charge flowing through a component per second
B. The resistance of a component measured in ohms
C. The energy transferred per unit charge between two points in a circuit
D. The power dissipated by a component measured in watts

1 markfoundation

Explain what is meant by a potential difference of 6 V across a component.

2 marksstandard

exam-style questions

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