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Question 19M.1.HL.TZ2.40

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.1.HL.TZ2.40
Level HL Paper 1 Time zone TZ2
Command term Question number 40 Adapted from N/A
40.
[Maximum mark: 1]
19M.1.HL.TZ2.40

Photons of discrete energy are emitted during gamma decay. This is evidence for

A. atomic energy levels.

B. nuclear energy levels.

C. pair annihilation.

D. quantum tunneling.

[1]

Markscheme

B

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