DP Physics (first assessment 2025)

Question 19M.1A.SL.TZ2.12

Date	May 2019	Marks available	[Maximum mark: 1]	Reference code	19M.1A.SL.TZ2.12
Level	SL	Paper	1A	Time zone	TZ2
Command term		Question number	12	Adapted from	N/A

12.

[Maximum mark: 1]

19M.1A.SL.TZ2.12

A liquid of mass m and specific heat capacity c cools. The rate of change of the temperature of the liquid is k. What is the rate at which thermal energy is transferred from the liquid?

A. $\frac{mc}{k}$

B. $\frac{k}{mc}$

C. $\frac{1}{kmc}$

D. kmc

[1]

Markscheme

Syllabus sections

B. The particulate nature of matter » B.1 Thermal energy transfers

Question 19M.1A.SL.TZ2.12

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