Question 1
The diagram shows four nuclear processes with arrows indicating particle bombardment or emission. Which process represents artificial transmutation rather than natural radioactive decay?
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Physics · Unit 1 · Ionising radiation and nuclear reactions · Nuclear model and stability
Distinguish between artificial transmutations and natural radioactive decay.
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Question 2
Four nuclear reactions are represented in the diagram below. Which reaction is an example of artificial transmutation?
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Question 3
A laboratory receives two samples of unstable isotopes. Sample P undergoes a nuclear change only when bombarded with high-energy neutrons. Sample Q undergoes a nuclear change spontaneously without any external intervention. What key feature distinguishes the processes occurring in these samples?
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