Psychology A-Level
Units and physical quantities
What Units and physical quantities means in Psychology A-Level, as defined for OCR.
Definition of Units and physical quantities
Check what you remember
Read the wording for your board, then hide it and explain Units and physical quantities in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Keeping units consistent and carrying them into the answer, so that times in seconds are not mixed with milliseconds.
Topics that use Units and physical quantities
- D.2 – algebra (OCR A-Level)
Related terms
- Chi-square test
- degrees of freedom
- levels of significance
- mathematical symbols
- reporting conventions
- Statistical calculations
- Substitution into formulae
- algebraic rearrangement
Using Units and physical 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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