DP Physics (last assessment 2024)
Question 19N.3.SL.TZ0.10a
| Date | November 2019 | Marks available | [Maximum mark: 2] | Reference code | 19N.3.SL.TZ0.10a |
| Level | SL | Paper | 3 | Time zone | TZ0 |
| Command term | Distinguish | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 2]
19N.3.SL.TZ0.10a
Eta Cassiopeiae A and B is a binary star system located in the constellation Cassiopeia.
(a)
Distinguish between a constellation and a stellar cluster.
[2]
Markscheme
stars in a cluster are gravitationally bound OR in constellation are not ✔
stars in a cluster are the same/similar age OR in constellation are not ✔
stars in a cluster are close in space/the same distance away OR in constellation are not ✔
stars in a cluster originate from same gas cloud OR in constellation do not ✔
stars in a cluster appear much closer in night sky than in a constellation ✔
Notes: Take care to reward only 1 comment from a given marking point for MP1 to MP5.
