O-LevelPhysicsNuclear Physics5054/11 · May/June 2014 · Q151 Mark

Where is energy released by the fusion of hydrogen nuclei to form helium?

Ain a nuclear power station

Bin a radioactive isotope emitting alpha-particles

Cin the core of the Earth

Din the core of the Sun

✓ Correct answer

D: in the core of the Sun

Oracle Prep sorts past-paper questions by topic, so you can drill Nuclear Physics and see which topics are most likely to come up next.

Topic: Nuclear Physics, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2014 Paper 1 Variant 1, question 15.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

Proton number is another name for atomic number. Nucleon number is another name for mass number. What are isotopes?

The centre of the Sun produces large amounts of energy. What is the source of this energy?

Tritium is a radioactive isotope of hydrogen with a half-life of 12 years. If a sample starts with 40 million atoms o…

The diagrams show liquids in containers. Which column of liquid exerts the greatest pressure on the base of its conta…

A solid bar is heated at one end. How is thermal energy transferred to the other end of the bar?

The tubes inside solar heating panels use the Sun's radiation to warm water. Why are the tubes painted black?