| Date | May 2021 | Marks available | 1 | Reference code | 21M.1.HL:.tz0.32 |
| Level | Higher Level | Paper | Paper 1 | Time zone | time zone 0 |
| Command term | Question number | 32 | Adapted from | N/A |
Question
What is drag?
A. A dimensionless scalar quantity, which is the ratio of friction and normal reaction force
B. A force applied to attempt to move a stationary object
C. A force that acts parallel to the interface of two surfaces that are in contact
D. A force acting to oppose the motion of an object through a fluid
Markscheme
D
Examiners report
Low-difficulty question (85.05 % correctly answered).
