| Date | November 2020 | Marks available | 1 | Reference code | 20N.1.HL:.tz0.32 |
| Level | Higher Level | Paper | Paper 1 | Time zone | time zone 0 |
| Command term | Which | Question number | 32 | Adapted from | N/A |
Question
Which opposing force reduces the motion parallel to the interface of two surfaces in contact?
A. Friction
B. Newton’s third law
C. Normal reaction force
D. Lift force
Markscheme
A
Examiners report
Very easy question.
