Question detail
What is the result of nuclear fusion of hydrogen nuclei?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Nuclear fission and fusion
Question
- A. Formation of helium nuclei
- B. Release of neutrons
- C. Creation of heavier hydrogen isotopes
- D. Production of radioactive waste
Answer
The correct answer is A: Formation of helium nuclei.
Explanation
The correct answer is A: Formation of helium nuclei. This supports the learning objective "(Physics only) Explain why fusion requires very high temperatures." in Nuclear fusion (physics only) because it uses the correct atomic and nuclear radiation relationship for Nuclear fission and fusion. The other options are less suitable because they do not match the required Nuclear fusion (physics only) idea: Release of neutrons; Creation of heavier hydrogen isotopes; Production of radioactive waste.
Common mistake
Misunderstanding Fusion Temperature Requirements
Students often think that fusion can occur at normal temperatures without understanding the need for extremely high temperatures to overcome electrostatic repulsion between positively charged nuclei.
Emphasize that fusion requires very high temperatures, typically in the millions of degrees, to provide the necessary energy for nuclei to collide and fuse.
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