GCSE Biology · key term

Nanometre (nm)

Definition

A unit equal to one billionth of a metre: $1\text{ nm}=10^{-9}\text{ m}$ .

Used by OCR

Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Higher), Paper 4 (Higher)

A cell might be measured in micrometres, while a much smaller structure within it might be measured in nanometres.
Revise: Scale and Calculations

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GCSE Biology · key term

A unit equal to one billionth of a metre: $1\text{ nm}=10^{-9}\text{ m}$ .

Used by OCR

Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Higher), Paper 4 (Higher)

A cell might be measured in micrometres, while a much smaller structure within it might be measured in nanometres.
Revise: Scale and Calculations

Create a free account to read GCSE Biology revision notes for your exam board and track your progress.