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7. Energy — OCR GCSE Physics A J249 | GradeGen.AI
Physics A
Energy
OCR
J249
Energy
Work done
5 Subtopics
1
Conservation of energy
Revise
2
Energy store changes
Revise
Power and efficiency
7 Subtopics
1
3
Energy changes by heating and work
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4
Energy calculations
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5
Calculations for moving and stretched objects
Revise
Energy dissipation
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2
Energy waste in devices
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3
Power ratings
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4
Calculating efficiency
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5
Increasing efficiency
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6
Reducing unwanted transfer
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7
Cooling of buildings
Revise
