Edexcel GCSE Physics · 1PH0
Specification 1.4 · Paper 1, Paper 2
Revise: Significant Figures and Standard FormSignificant figures provide a consistent way to state the meaningful precision of a value.
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GCSE Physics · key term
A digit that contributes to the stated precision of a number; counting begins at the first non-zero digit.
Used by Edexcel
Specification 1.4 · Paper 1, Paper 2
Revise: Significant Figures and Standard FormSignificant figures provide a consistent way to state the meaningful precision of a value.
Do not count zeros before the first non-zero digit as significant figures.
Include trailing zeros when they are needed to show the stated precision: for example, 0.050 has two significant figures.
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