| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.HL.TZ2.23 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 23 | Adapted from | N/A |
Question
What part of a nuclear power station is principally responsible for increasing the chance that a neutron will cause fission?
A. Moderator
B. Control rod
C. Pressure vessel
D. Heat exchanger
Markscheme
A
Examiners report
[N/A]
Syllabus sections
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