DP Physics (last assessment 2024)
Question 23M.1.HL.TZ2.20
| Date | May 2023 | Marks available | [Maximum mark: 1] | Reference code | 23M.1.HL.TZ2.20 |
| Level | HL | Paper | 1 | Time zone | TZ2 |
| Command term | Question number | 20 | Adapted from | N/A |
20.
[Maximum mark: 1]
23M.1.HL.TZ2.20
The gravitational field strength at the surface of the Earth is often taken to be 9.8 N kg−1.
The use of this value to calculate the weight of an object above the surface of the Earth is
A. a paradigm shift in our understanding of gravity.
B. an attempt to model gravitational fields.
C. an outcome from a peer review.
D. an approximation used for estimation purposes.
[1]
Markscheme
D