May/June 2026 Paper 42

2026 · 11 questions · 41 parts · 80 marks

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10(a)(i)Binding Energy Fission FusionEasy3 marks
Nuclear fission is the process used to transfer energy in a nuclear reactor in a power station. Describe the process which occurs when heavy nuclei undergo fission in a power station.

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10(a)(ii)Energy ResourcesEasy2 marks
Complete the sentences to describe how energy is used to generate electricity in a nuclear power station.
Thermal energy is used to heat
to produce
at high pressure. This drives a
connected to a generator.
10(a)(iii)Energy ResourcesEasy2 marks
State one advantage and one disadvantage of the use of nuclear energy to generate electricity compared with the use of light from the Sun (solar cells).
an advantage of nuclear energy
a disadvantage of nuclear energy
10(b)Energy ResourcesEasy1 mark
Radiation from the Sun is not the source of energy for nuclear energy. State one other energy resource which does not have the Sun as its main source of energy.