Physics GCSE
national grid
What national grid means in Physics GCSE, as defined for OCR.
Definition of national grid
Check what you remember
Read the wording for your board, then hide it and explain national grid in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The network of cables and transformers that carries electrical power from power stations to homes and businesses.
Topics that use national grid
- Powering Earth (OCR GCSE)
Related terms
- Alternating current in the home
- Alternating voltage
- Changing potential difference in power transfer
- Danger of the live wire with an open switch
- Direct voltage
- earth wire
- fossil fuels
- Frequency of the UK mains supply
Using national grid in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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