DP Physics (first assessment 2025)

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Question 19M.1A.SL.TZ2.11

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.1A.SL.TZ2.11
Level SL Paper 1A Time zone TZ2
Command term Question number 11 Adapted from N/A
11.
[Maximum mark: 1]
19M.1A.SL.TZ2.11

The temperature of a fixed mass of an ideal gas changes from 200 °C to 400 °C.

What is mean kinetic energy of gas at 200 °C mean kinetic energy of gas at 400 °C ?

A. 0.50

B. 0.70

C. 1.4

D. 2.0

[1]

Markscheme

B

Examiners report

Most candidates chose A having forgotten to convert from oC to K.

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