Question 1
Question detail
What is the primary energy source of stars?
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. Nuclear fission
- B. Chemical reactions
- C. Nuclear fusion
- D. Gravitational collapse
Answer
Nuclear fusion
Explanation
Stars primarily generate energy through nuclear fusion, where hydrogen nuclei fuse to form helium, releasing vast amounts of energy.
Common mistake
Misinterpreting Fusion Diagrams
Students often confuse the arrangement of nuclei in diagrams, misidentifying the reactants and products of fusion.
Carefully analyze the diagrams, noting the labels and the number of protons and neutrons in each nucleus to accurately identify the fusion process.
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