| Date | November 2011 | Marks available | 3 | Reference code | 11N.3.HL.TZ0.1 |
| Level | Higher level | Paper | Paper 3 | Time zone | Time zone 0 |
| Command term | Draw | Question number | 1 | Adapted from | N/A |
Question
This question is about stellar distances and stellar properties.
On the HR diagram on page 2, draw the evolutionary path of Barnard’s star after it leaves the main sequence.
Markscheme
approximate starting position [10–1→10–3, 3000→4000];
line to region of red giants;
line from red giants to white dwarfs;
The shaded areas are the limits within which the lines must be drawn.
Examiners report
[N/A]
Syllabus sections
Option D: Astrophysics » Option D: Astrophysics (Core topics) » D.2 – Stellar characteristics and stellar evolution
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