Astronomy Homework 10 Questions

Professor’s Questions Set 5

Provide comprehensive answers to the following questions. Remember to support your arguments where necessary by websites and pictures.

Chapter 7 and 8 Readings

1. Why is Jupiter so much richer in hydrogen and helium than Earth?

2. Why do astronomers conclude that none of the Jovian planets’ rings can be left over from the formation of the planets?

3. How can Jupiter have a liquid interior and not have a definite liquid surface?

4. Why are Uranus and Neptune respectively green-blue and blue?

5. What evidence indicates that catastrophic impacts have occurred in the solar system’s past?

6. Why do astronomers refer to carbonaceous chondrites as unmodified or “primitive” materials?

7. What evidence indicates that the asteroids are mostly fragments of larger bodies?

8. What is the difference between condensation and accretion?

9. Why does the solar nebula theory predict that planetary systems are common?

10. Why is the evidence of “hot Jupiters” puzzling? What is the current hypothesis of how they formed?