DP Physics (last assessment 2024)
Question 20N.3.SL.TZ0.4a
Date | November 2020 | Marks available | [Maximum mark: 1] | Reference code | 20N.3.SL.TZ0.4a |
Level | SL | Paper | 3 | Time zone | TZ0 |
Command term | Outline | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 1]
20N.3.SL.TZ0.4a
(a)
The Lorentz transformations assume that the speed of light is constant. Outline what the Galilean transformations assume.
[1]
Markscheme
constancy of time
OR
speed of light > c is possible ✓
OWTTE
Examiners report
Although the expected answers was the constancy of time, the markscheme allowed references to the speed of light not being constant, as this was a common answer, deriving from the stem used in the question.
