Jump to study questions from:
Chapter 1 |
Chapter 3 |
Chapter 4 |
Chapter 17 part 1|
Chapter 17 part 2 | Chapter 2 |
Chapter 18 | Chapter 19 |
Chapter 20 |
Chapter 21 |
Chapter 22 |
Chapter 23 |
Chapter 24 |Chapter 25|
Chapter 26 |
Chapter 27
Study Questions Part
1
Study Questions Part 2
Study Questions Part 3
Study Questions Part 4
STUDY QUESTIONS PART 2
More Study Questions on Chapter 17
These questions approximately correlate with the material covered in Week
5
- What is the HR diagram? Sketch an HR diagram, label the regions, and label
the axes.
- What two equivalent quantities are plotted on the horizontal axis of the
HR diagram? What two equivalent quantities are plotted on the vertical axis
of the HR diagram?
- Explain how luminosity classification works. Know the luminosity classes.
- What is spectroscopic parallax? How does it work? What does it tell us?
- How do we determine the masses of stars?
- What is the mass-luminosity relation? For what type of stars does it
apply?
- What is the mass-radius relation? For what type of stars does it apply?
- What is the mass-lifetime relation? For what type of stars does it apply?
- How is mass related to other stellar properties?
- Describe the different types of binary systems.
Review and Discussion Chapter 17: 1, 2, 5, 6, 7, 8, 9, 10, 11, 12, 13,
14, 15, 16, 17, 18, 19
Study Questions Chapter 2
These questions approximately correlate with the material covered in Week
5
- What are Kepler=s three laws of
Planetary motion? Where are they valid?
- How did Netwon modify Kepler=s
third law? Where is the modified form valid?
- What are the two forms of Kepler=s
third law as modified by Newton? Be sure you know what units are appropriate
and necessary for each.
Review and Discussion: Chapter 2: 9, 14, 15, 19, 20
Study Questions Chapter 18
These questions approximately correlate with the material
covered in Week 6
- Why are reflection nebula blue? Why are emission nebula red?
- Name and describe the components of the interstellar medium.
- What characteristics of dust cause polarization of starlight?
- Compare and contrast the affects gas and dust have on starlight.
- How can we measure the distribution of neutral hydrogen?
- What does it mean to be polarized? What is the importance of being polarized?
- What are forbidden lines?
- What is 21cm radiation?
- Identify and explain the two effects that dust has on starlight.
- Compare and contrast reflection and dark nebula.
- How is dust arranged in space? How do we know that?
Review and Discussion: Chapter 18: all
Study Questions Chapter 19
These questions approximately correlate with the material covered in
Week
7
- Explain how the competition between gravity and heat is related to star
formation.
- Explain how rotation and magnetism effect star formation.
- Describe the chain of events that lead to the formation of a star.
- Describe the observational evidence of star formation.
- How does star formation depend on the mass of the star formed?
- What is a failed star?
- What wavelength region do we use to observe evidence of contracting cloud
fragments? What wavelength region do we use to observe protostars?
- why do stars tend to form in groups?
- Describe bipolar flows and how they are related to star formation.
- What is the role of shock waves in stellar formation?
- How does the formation of massive stars effect subsequent stellar
formation?
- Why is the HR diagram useful for studying stellar evolution?
- What is an evolutionary track?
- Compare and contrast the characteristics of open clusters and globular
clusters.
- What information can we learn about a cluster from its HR diagram?
- What is main sequence fitting? What is the main sequence turnoff?
More questions on star formation (from the internet reading):
- What are "evaporating gasseous globules" (EGG's)?
- Explain how the column or finger-like structures seen in the
HST
images of M16 form.
- What is "photoevaporation"?
- What role does photoevaporation play in determining the mass of a forming
star?
- Explain the features seen in this
image of HH30 in terms of the theory of star formation.