What is spectroscopy?
Which stars emit blue light?
Which stars emit red light?
What do the dark (black) lines on the spectrum represent when looking at a star? Explain clearly.
What is the most abundant element in stars?
What is the approximate temperature of the sun's surface?
Explain why we don't see any green stars.
What colour is our sun? Explain.
What does a stars luminosity depend on?
Why is the Hertzsprung-Russell (H-R) diagram so important?
Why are higher massed stars generally hotter?
What are the rarest type of stars?
How does the mass of a star affect it's life time?
What is a red dwarf? What happens to them at the end of their life cycle?
What is the approximate lifespan of the sun?
What is happening to the sun's brightness?
What are some of the changes the sun will undergo when it becomes a Red Giant?
What is the last phase of the sun's life cycle? Explain.
What affect will the changes occurring in the sun have on the Earth? Explain.
Explain why Silicon fusing is a problem for stars.
Why do higher mass stars have a shorter lifespan? Explain.
What affect does iron fusion have on a star?
What can be formed when a larger massed star's core collapses?
What is a supernova?
How are most heavy elements in the Universe created?