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Cambridge IGCSE Physics practice

Paper 4 structured question: Radioactive decay

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Radioactive decay

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Paper 4Theory (Extended)1 marks

Radioactive isotopes are used in various applications, including medicine and archaeology.

Description

Radioactive Isotopes

Some isotopes are stable, while others are radioactive due to their nuclear structure. Radioactive isotopes can emit radiation as they decay to achieve stability.

  1. a

    State one reason why some isotopes are radioactive.

    Aim for approximately 1 distinct marking point.

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Paper 4 structured question: Radioactive decay

Paper 4Theory (Extended)1 marks

Description

Uses of Isotopes

Radioactive isotopes are utilized in various fields, including medicine for cancer treatment and in research for tracing chemical pathways.

  1. a

    State one application of radioactive isotopes in medicine.

    Aim for approximately 1 distinct marking point.

    [1]