http://lasp.colorado.edu/home/education/k-12/proje…

explore the link and answer these questions :

1. why is Hydrogen so abundant in these spectra? ( hint : what do you know about the structure of hydrogen and about its abundance in the universe)

2. Why do you think nitrogen is present in the spectra from Titan but not in the spectra of Saturn’s rings?

3. Compare and contrast the composition of Titan’s atmosphere and Earth’s atmosphere. What are some reasons these differences might exist ?