- Discuss stellar parallax, how it works, and how it is used as atool in astronomy.
- Which spectral class has the highest surface temperature?
Which spectral class has the coolestsurface temperature?
What is the spectral class of thesun?
- One of our tools for measuring cosmic distances is CepheidVariable Stars. Explain how they allow the determination ofdistances.
- The Hertzsprung-Russell diagram is a tool as useful toastronomers as the Periodic Table is to chemists. Explain thestructure of the H-R diagram and what it tells us.
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- There are several key steps necessary for the creation of astar. Provide an overview description of these key steps.
