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7.1.4 Energy calculations — OCR Physics A J249 | GradeGen.AI
Physics A
Energy
Work done
Energy calculations
Energy calculations
OCR GCSE Physics A (J249) — Energy
What You Need to Know
Calculate energy changes associated with changes in a system.
Recall and select relevant equations for mechanical, electrical, and thermal processes.
Understand the use of kW h to measure energy use in domestic appliances.
Revision Notes
1
Energy calculations
18 key terms
Practise with Past Papers
Key Terms & Definitions
Previous Subtopic
Energy changes by heating and work
Next Subtopic
Calculations for moving and stretched objects
