Date | May 2019 | Marks available | 1 | Reference code | 19M.1.HL:.tz0.29 |
Level | Higher Level | Paper | Paper 1 | Time zone | time zone 0 |
Command term | Question number | 29 | Adapted from | N/A |
Question
What is friction?
I. A force that acts parallel to two surfaces in contact
II. A force that opposes relative motion
III. A force that acts through the centre of mass
A. I only
B. I and II only
C. II and III only
D. I, II and III
Markscheme
B
Examiners report
Mid-difficulty question. Answer A was the main distractor.