Physics A-Level
Decimal prefixes
What Decimal prefixes means in Physics A-Level, as defined for OCR.
Definition of Decimal prefixes
Check what you remember
Read the wording for your board, then hide it and explain Decimal prefixes in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The prefix kilo (symbol k) means one thousand, so it multiplies a unit by 10³.
Topics that use Decimal prefixes
- S.I. units (OCR A-Level)
Related terms
- Avogadro constant
- Base units
- Derived units
- Dimensional analysis
- Mass and the kilogram
- Molar calculations
- Prefixes and unit conversion
- S.I. base quantities
Using Decimal prefixes 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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