DP Physics (first assessment 2025)

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Question EXE.1A.HL.TZ0.20

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Date Example questions Example questions Marks available [Maximum mark: 1] Reference code EXE.1A.HL.TZ0.20
Level HL Paper 1A Time zone TZ0
Command term Question number 20 Adapted from N/A
20.
[Maximum mark: 1]
EXE.1A.HL.TZ0.20

Which statement is correct about the entropy of a non-isolated system?


A.  It always increases

B.  It always decreases

C.  It can only increase if the entropy of the surroundings decreases

D.  It can only decrease if the entropy of the surroundings increases

[1]

Markscheme

D

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