Physics GCSE
Units and quantities
What Units and quantities means in Physics GCSE, as defined for OCR.
Definition of Units and quantities
Check what you remember
Read the wording for your board, then hide it and explain Units and quantities in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Power is measured in watts, potential difference in volts and current in amperes.
Topics that use Units and quantities
- Simple circuits (OCR GCSE)
Related terms
- Cell polarity conventions
- constant resistance
- Current
- diode
- E = P t
- Energy transferred
- Equivalent resistance in series
- Explaining mechanisms
Using Units and quantities 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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