DP Physics (first assessment 2025)

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Question 21M.1A.SL.TZ1.10

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Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1A.SL.TZ1.10
Level SL Paper 1A Time zone TZ1
Command term Question number 10 Adapted from N/A
10.
[Maximum mark: 1]
21M.1A.SL.TZ1.10

Which aspect of thermal physics is best explained by the molecular kinetic model?

A. The equation of state of ideal gases

B. The difference between Celsius and Kelvin temperature

C. The value of the Avogadro constant

D. The existence of gaseous isotopes

[1]

Markscheme

A

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