Exam-style question
Try this first
How does nuclear fusion differ from nuclear fission?.
- A.Fusion combines nuclei, while fission splits them
- B.Fusion releases less energy than fission
- C.Fusion occurs in nuclear reactors, while fission occurs in stars
- D.Fusion is a controlled reaction, while fission is uncontrolled
Model answer
What a good answer should say
- Fusion combines nuclei, while fission splits them
Explanation
Why this works
Nuclear fusion involves the combining of light atomic nuclei to form a heavier nucleus, releasing energy, whereas nuclear fission involves the splitting of a heavy nucleus into smaller nuclei, also releasing energy.
Common mistake
No common mistake is linked to this question yet.