DP Physics (first assessment 2025)
Question EXE.2.SL.TZ0.7a
| Date | Example questions Example questions | Marks available | [Maximum mark: 2] | Reference code | EXE.2.SL.TZ0.7a |
| Level | SL | Paper | 2 | Time zone | TZ0 |
| Command term | State | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 2]
EXE.2.SL.TZ0.7a
(a)
State two assumptions of the kinetic model of an ideal gas that refer to intermolecular collisions.
[2]
Markscheme
The collisions are elastic ✓
The time for a collision is much shorter than the time between collisions ✓
The intermolecular forces are only present during collisions ✓
