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GCSE Combined Science · key term
A system of cables and transformers linking power stations to consumers and transferring electrical power between them.
Used by AQA and Edexcel
Specification 6.2.4.3 · Paper 5, Paper 6
Revise: The National GridThe National Grid is an interconnected system of cables and transformers that links power stations to these consumers. It transfers electrical power: the rate at which energy is transferred electrically.
Paper 5, Paper 6
The network of cables and transformers that transfers electrical energy from power stations to consumers.
Revise: Transformers and the national gridThe National Grid transfers electrical energy over long distances. Its transmission cables have resistance, so current heats them. Energy transferred to the cables and surroundings by heating is no longer available to consumers.
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