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Cambridge IGCSE Physics practice

What is the primary source of cosmic background radiation?

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Show answerDetection of radioactivity revisionRevise the key idea

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MCQ

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cambridge_mcq

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Topic

Detection of radioactivity

Exam-style question

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What is the primary source of cosmic background radiation?.

  1. A.Radioactive decay
  2. B.Cosmic rays
  3. C.Nuclear power plants
  4. D.Medical X-rays

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Paper 3 structured question: Detection of radioactivity

Paper 3Theory (Core)1 marks

Description

Sources of Background Radiation

Background radiation comes from various sources, including cosmic rays, terrestrial radiation, and internal radiation from the human body.

  1. a

    State one source of background radiation.

    Aim for approximately 1 distinct marking point.

    [1]