Electrical Energy (AQA GCSE Physics Combined Science): Flashcards
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Practise the cards
11 cards from this deck
Energy transfer in a motor
Energy transfer in a motor
Electrical → Kinetic
Energy transfer in a kettle
Energy transfer in a kettle
Electrical → Thermal
Work done equals
Work done equals
Energy transferred
Power rating indicates
Power rating indicates
Power appliance uses (Watts)
Greater power rating means
Greater power rating means
Uses more energy
Examples: Electrical → Kinetic
Examples: Electrical → Kinetic
Fan, Blender
Besides kinetic, motors also produce
Besides kinetic, motors also produce
Thermal energy
Why motors produce thermal energy
Why motors produce thermal energy
Due to friction
Examples: Electrical → Thermal
Examples: Electrical → Thermal
Iron, Kettle
Thermal appliances' power rating
Thermal appliances' power rating
Usually higher
Examples: Electrical → Kinetic + Thermal
Examples: Electrical → Kinetic + Thermal
Hair dryer, Washing machine