Nuclear Fusion (Edexcel GCSE Physics Combined Science): Quizzes
📚Quizzes
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10 questions from this quiz
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Practise the questions
10 questions from this quiz
What happens to nuclei in nuclear fusion?
What happens to nuclei in nuclear fusion?
Two small nuclei join to form a larger one
What is the most common example of nuclear fusion?
What is the most common example of nuclear fusion?
Two types of hydrogen fuse to form helium
How does the mass of the fused nucleus compare to the original nuclei?
How does the mass of the fused nucleus compare to the original nuclei?
It has slightly less mass
What happens to the mass that is 'lost' during nuclear fusion?
What happens to the mass that is 'lost' during nuclear fusion?
It is converted into energy
In what form is energy released during nuclear fusion?
In what form is energy released during nuclear fusion?
Gamma rays
What conditions are required for nuclear fusion to occur?
What conditions are required for nuclear fusion to occur?
Very high temperatures and pressures
Why haven't scientists used nuclear fusion to generate electricity yet?
Why haven't scientists used nuclear fusion to generate electricity yet?
Reactors are very difficult and expensive
What is an example of a natural nuclear fusion reactor?
What is an example of a natural nuclear fusion reactor?
The sun
How does fusion compare to fission for producing energy?
How does fusion compare to fission for producing energy?
Fusion would be much more efficient
Has a fusion reactor design achieved positive net energy on Earth?
Has a fusion reactor design achieved positive net energy on Earth?
No design has achieved this yet