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Nanometre (nm) — Edexcel Physics Definition | GradeGen.AI

Courses
Physics
Key Terms
Nanometre (nm)

GCSEEdexcel1PH0

Nanometre (nm)

Key term for Edexcel GCSE Physics, used in Atomic Structure.

Definition

A metric unit of length equal to one billionth of a metre ( $10^{-9}$ m).

Exam Context

Nanometre (nm) appears in Edexcel GCSE Physics revision content for Radioactivity, especially Atomic Structure and Atomic Size.

Radioactivity Atomic Structure Atomic Size

Study Pathways

Radioactivity

Atomic Structure

Atomic Size

Light and the electromagnetic spectrum

The EM Spectrum

Visible Light Range

Found in Revision Notes

Radioactivity

Atomic Size

Atomic Structure • Atomic Size

Light and the electromagnetic spectrum

Visible Light Range

The EM Spectrum • Visible Light Range

Related Key Terms

Angstrom (Å)Electromagnetic spectrum Infrared Order of magnitude

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