Physics A-Level
Powers of ten
What Powers of ten means in Physics A-Level, as defined for OCR.
Definition of Powers of ten
Check what you remember
Read the wording for your board, then hide it and explain Powers of ten in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The prefix can be written as a power of ten before doing any arithmetic, so 1 km becomes 1 × 10³ m.
Topics that use Powers of ten
- 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 Powers of ten 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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