DP Physics (last assessment 2024)
Question 17N.3.SL.TZ0.12d.ii
| Date | November 2017 | Marks available | [Maximum mark: 1] | Reference code | 17N.3.SL.TZ0.12d.ii |
| Level | SL | Paper | 3 | Time zone | TZ0 |
| Command term | Identify | Question number | d.ii | Adapted from | N/A |
d.ii.
[Maximum mark: 1]
17N.3.SL.TZ0.12d.ii
Sirius is a binary star. It is composed of two stars, Sirius A and Sirius B. Sirius A is a main sequence star.
The Sun’s surface temperature is about 5800 K.
(d.ii)
Identify the star type of Sirius B.
[1]
Markscheme
white dwarf
