Key term for Edexcel GCSE Physics, used in Units and Measurements.
A fundamental unit of measurement defined by a physical constant, from which all other units are formed.
SI Base Unit appears in Edexcel GCSE Physics revision content for Key concepts of physics, especially Units and Measurements and Unit Conversion.
Create a free account to access Edexcel GCSE Physics revision notes, track progress, and practise related key terms.