Nuclear Fusion (OCR GCSE Physics A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What happens in nuclear fusion?
What happens in nuclear fusion?
Two small nuclei join to form 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 product nucleus compare to the sum of the original nuclei masses?
How does the mass of the product nucleus compare to the sum of the original nuclei masses?
The product has slightly less mass
How is energy released in nuclear fusion?
How is energy released in nuclear fusion?
As 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?
Why haven't scientists used nuclear fusion to generate electricity?
Reactors are very difficult and expensive
What happens to the 'missing' mass in a fusion reaction?
What happens to the 'missing' mass in a fusion reaction?
It is converted into energy
What is described as a natural fusion reactor?
What is described as a natural fusion reactor?
The sun
How does fusion compare to fission for energy production?
How does fusion compare to fission for energy production?
Fusion would be much more efficient
Has positive net energy from fusion been achieved on Earth?
Has positive net energy from fusion been achieved on Earth?
No design has accomplished this
What do nuclear fusion and nuclear fission both do?
What do nuclear fusion and nuclear fission both do?
Extract energy from nuclei