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Energy calculations — OCR GCSE Physics A J249
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Physics
OCR GCSE Physics A
Energy
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Energy calculations
OCR GCSE Physics A · J249
Energy calculations
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
5 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
