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2023 · M/J · 5054/11 | Q40

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CIE-5054-2023-MJ-p11 · Question 40

You may use a calculator. Take the weight of 1.0 kg to be 9.8 N (acceleration of free fall = 9.8 m/s²).
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40 What is the nuclear reaction that takes place in stable stars? A fission of helium to produce hydrogen B fission of hydrogen to produce helium C fusion of helium into hydrogen D fusion of hydrogen into helium

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5054/11/M/J/23Cambridge O Level Physics 5054 · May/June 2023 · Paper 1 variant 1 · Question 40