| Date | May 2016 | Marks available | 1 | Reference code | 16M.1.SL.tz0.18 |
| Level | Standard Level | Paper | Paper 1 | Time zone | time zone 0 |
| Command term | Which | Question number | 18 | Adapted from | N/A |
Question
Which of the following describes Newton’s second law of motion?
A. The rate of change of momentum of a body is proportional to the force causing it.
B. To bring about motion a force must be applied.
C. When one body applies a force to another the second body will apply an equal and opposite force back.
D. The effect of a constant force on a mass will always be the same.
Markscheme
A
Examiners report
A challenging question at the more difficult end of the mid-difficulty continuum, with C as the main distractor.
