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Question 23M.1.HL.TZ1.37

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Date May 2023 Marks available [Maximum mark: 1] Reference code 23M.1.HL.TZ1.37
Level HL Paper 1 Time zone TZ1
Command term Question number 37 Adapted from N/A
37.
[Maximum mark: 1]
23M.1.HL.TZ1.37

A gamma ray can split into an electron and a positron when it passes through certain materials. Which process describes this phenomenon?


A.  Pair production

B.  Pair annihilation

C.  Nuclear fission

D.  Radioactive decay

[1]

Markscheme

A

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