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Cambridge IGCSE Physics practice

Paper 4 structured question: The Universe

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The Universe

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Paper 4Theory (Extended)1 marks

The significance of CMBR in understanding the universe.

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Significance of CMBR

CMBR provides evidence for the Big Bang theory and helps scientists understand the universe's expansion and structure.

  1. a

    State one piece of evidence that CMBR provides for the Big Bang theory.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 4 structured question: The Universe

Paper 4Theory (Extended)1 marks

Description

Cosmic Microwave Background Radiation

CMBR is detected uniformly across the universe and is characterized by a specific microwave frequency. It is considered a remnant of the Big Bang, providing insights into the early universe.

  1. a

    State the nature of CMBR.

    Aim for approximately 1 distinct marking point.

    [1]