| Date | May 2014 | Marks available | 1 | Reference code | 14M.1.SL.TZ1.11 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 11 | Adapted from | N/A |
Question
A block of iron of mass 10 kg and temperature 10°C is brought into contact with a block of iron of mass 20 kg and temperature 70°C. No energy transfer takes place except between the two blocks. What will be the final temperature of both blocks?
A. 30°C
B. 40°C
C. 50°C
D. 60°C
Markscheme
C
Examiners report
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