| Date | November 2019 | Marks available | 1 | Reference code | 19N.1.SL.TZ0.18 |
| Level | SL | Paper | 1 | Time zone | no time zone |
| Command term | Question number | 18 | Adapted from | N/A |
Question
Grain size of metals can be controlled and modified by the rate at which metal is allowed to cool and solidify. What will the characteristics of the grains be if the metal is rapidly cooled?
A. No grains
B. Large grains
C. Small grains
D. Combination of large and small grains
Markscheme
C
Examiners report
[N/A]
