Resistance & Ohm's Law
Revise Resistance & Ohm's Law in Electricity for GCSE Physics with 16 exam-style questions and 30 flashcards. This is a very high-frequency exam topic, so it is worth revising until the core ideas feel automatic.
Study this topic
The Narrow Pipe Problem
Understanding Resistance and Ohm's Law
The V-I-R Triangle
What Affects the Resistance of a Wire?
Ohmic vs Non-Ohmic Conductors
How It Works: Why Resistance Increases with Temperature (Metals)
Required Practical: Resistance of a Wire
Key Definitions
Key Facts Summary
Ohmic vs Non-Ohmic: V-I Graphs
Common Misconceptions
Memory Aid
Higher Tier Only: Resistivity
Exam Focus
Exam Tips for Resistance and Ohm's Law
Knowledge Organiser: Resistance and Ohm's Law
Sample Flashcards
Exam questions for Resistance & Ohm's Law
Which of the following best describes electrical resistance?
Explain what is meant by an ohmic conductor.
Want more? See all GCSE Physics exam questions by paper with full model answers and mark schemes.
16
exam-style questions
30
revision flashcards
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