All problems are from the text,
Universe
(7th edition) by
Freedman & Kaufmann.
| # | Chapter | Question |
| 1. | 19 | 55* |
| 2. | 19 | 56 |
| 3. | 19 | 57 |
| 4. | 19 | 64 |
| 5. | 21 | 31 |
| 6. | 21 | 32 |
| 7. | 21 | 34 |
| 8. | 21 | 36 |
| X** | 21 | 39 |
* Also use Fig. 19-12 to find the temperature and spectral types of stars with equal line strenghts of (i) iron (Fe I) and calcium (Ca I) and (ii) neutral and singly ionized helium (He I and He II).
** Extra credit.
Be sure to show your work. A simple "Yes" does not constitute a complete answer. You must write in complete sentences and show all mathematical computations to receive full credit. Your homework must be legible for us to grade it - please be neat!