DP Physics (last assessment 2024)
Question 17N.2.SL.TZ0.b.ii
Date | November 2017 | Marks available | [Maximum mark: 1] | Reference code | 17N.2.SL.TZ0.b.ii |
Level | SL | Paper | 2 | Time zone | TZ0 |
Command term | Outline | Question number | b.ii | Adapted from | N/A |
b.ii.
[Maximum mark: 1]
17N.2.SL.TZ0.b.ii
Each side of the ice cube is 0.75 m in length. The initial temperature of the ice cube is –20 °C.
Outline the difference between the molecular structure of a solid and a liquid.
[1]
Markscheme
in solid state, nearest neighbour molecules cannot exchange places/have fixed positions/are closer to each other/have regular pattern/have stronger forces of attraction
in liquid, bonds between molecules can be broken and re-form
OWTTE
Accept converse argument for liquids
[Max 1 Mark]
