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6.2.1 The Sun as a star

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Question 6

Which of the following statements correctly describes the nuclear reaction that primarily powers a main-sequence star, such as the Sun?

A

The nuclear fission of uranium into lighter elements.

B

The nuclear fusion of hydrogen nuclei into helium nuclei.

C

The nuclear fission of helium nuclei into hydrogen nuclei.

D

The nuclear fusion of helium nuclei into uranium nuclei.

Markscheme

6.2.1 The Sun as a star Questions

  1. IGCSE
  2. /Physics
  3. /6.2.1 The Sun as a star

20 exam-style questions on CIE IGCSE Physics 6.2.1 The Sun as a star. Each one has a worked solution and a mark scheme showing where the marks go.

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