IB Physics SL S1.3.3 Units & numerical values
IB Physics SL S1.3.3 Units & numerical values
Practise deriving and checking SI units, converting to fundamental units and matching numerical answers to appropriate precision and notation.
How this is tested
- derive a quantity's unit from an equation and express the final answer in SI fundamental units
- match compound units in MCQs by substituting known definitions and cancelling base units carefully
- state answers with suitable significant figures and the correct unit after full numerical substitution