DP Physics (last assessment 2024)
Question 22N.1.HL.TZ0.1
Date | November 2022 | Marks available | [Maximum mark: 1] | Reference code | 22N.1.HL.TZ0.1 |
Level | HL | Paper | 1 | Time zone | TZ0 |
Command term | Question number | 1 | Adapted from | N/A |
1.
[Maximum mark: 1]
22N.1.HL.TZ0.1
What is the definition of the SI unit for a force?
A. The force required to accelerate, in the direction of the force, a mass of 1 kg at 1 m s−2
B. The force required to accelerate, in the direction of the force, a mass at 1 m s−2
C. The weight of a mass of 0.1 kg
D. The change in momentum per second
[1]
Markscheme
A
Examiners report
This question turned out to be very poorly discriminating between strong and weak candidates (i.e., picking the correct answer in this question correlates poorly with the candidate's overall score). Alternative A is the only one that correctly describes a force of 1 N.