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Physics B
Key Terms
Nucleus

GCSEOCRJ259

Nucleus

Key term for OCR GCSE Physics B, used in Radioactivity.

Definition

The tiny, dense, positively charged centre of an atom containing protons and neutrons.

Exam Context

Nucleus appears in OCR GCSE Physics B revision content for Radioactive materials, especially Radioactivity and Radioactivity.

Radioactive materials Radioactivity Radioactivity

Study Pathways

Radioactive materials

Radioactivity

Radioactivity

Radiation and waves

Risks and benefits of radiation

Risks and benefits of radiation

Found in Revision Notes

Radioactive materials

Atomic Structure and the Evolution of Atomic Models

Radioactivity • Radioactivity

Radiation and waves

Atomic Interactions and Generation of Radiation

Risks and benefits of radiation • Risks and benefits of radiation

Related Key Terms

Absorption Alpha particles Atomic number Characteristic positive charge De-excitation Electrons Electron transitions Emission

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