GCSE Physics:
Energy
(AQA, Edexcel, OCR)

Understanding energy is fundamental to success in GCSE Physics. This page includes all my free GCSE Energy video lessons, practice questions, and answers to help you master this essential topic.

You’ll find lessons covering energy stores and transfers, work done, power, efficiency, and energy conservation, all explained clearly and linked to real-world examples. Each video and worksheet follows the AQA, OCR, and Edexcel GCSE and IGCSE Physics specifications, ensuring you’re learning exactly what’s needed for your exams.

You can also explore related topics such as Forces and Motion and Electricity to see how energy connects to movement and electrical power in physics.

GCSE Video Lessons on Energy

Watch my free GCSE Physics Energy lessons below. Each video explains a key idea step-by-step, using worked examples, energy flow diagrams, and exam-style questions to help you apply the formulas confidently.

Topics include:

  • The conservation of energy

  • Kinetic and gravitational potential energy

  • Elastic potential energy

  • Work done and power

  • Efficiency calculations

Practice Questions: GCSE Energy

Test your understanding with my GCSE Energy practice questions designed for AQA, OCR, and Edexcel GCSE Physics students. These questions focus on applying formulas, analysing energy transfers, and interpreting data from practical experiments.

Perfect for homework, revision, or class use.

Answers to the Practice Questions: GCSE Energy

Check your answers and see how each problem should be worked out. Every question includes a fully worked solution with clear explanations, showing you how to calculate quantities like work done, power output, and energy efficiency.

Use these answers to identify any gaps in your understanding and build exam confidence.

Energy Equations

Using the kinetic energy, gravitational potential energy, and elastic potential energy equations can be tricky. Here is a video with examples that walk you through these calculations.

Work and Power

When energy is transferred, work is done. Forces do work. In this video I look at work done and power. 

Efficiency

What is efficiency and how do we calculate it? In this video I explain what efficiency is and look at some example calculations. 

Coming January 2026

More videos and questions on energy will be coming soon

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