- Which of the following is NOT considered part of the solar system?
A: terrestrial planets
B: Jovian planets (my answer)
C: galazies
D: sun
- The Jovian planets contain a large percentage of the gases ________.
A: nitrogen and argon
B: hydrogen and helium (my answer)
C: oxygen and nitrogen
D: hydrogen and oxygen
B: Jovian planets (my answer)
C: galazies
D: sun
B: hydrogen and helium (my answer)
C: oxygen and nitrogen
D: hydrogen and oxygen