Physics GCSE
Unit conversion and calculation
What Unit conversion and calculation means in Physics GCSE, as defined for OCR.
Definition of Unit conversion and calculation
Check what you remember
Read the wording for your board, then hide it and explain Unit conversion and calculation in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Convert depths to metres and densities to kg/m³ before multiplying, and keep units consistent throughout so the pressure comes out in pascals.
Topics that use Unit conversion and calculation
- Pressure (OCR GCSE)
Related terms
- Atmospheric pressure and weight of air
- Cause-and-effect explanation
- Closed systems
- Collisions with container walls
- Comparing pressures at different heights
- Constant temperature and constant average particle speed
- Density and depth
- density comparison
Using Unit conversion and calculation 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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