Which of the following statements about the moons of the jovian planets is not true?
A) Some of the moons are big enough that we'd call them planets (or dwarf planets) if they orbited the Sun.
B) One of the moons has a thick atmosphere.
C) Many of the moons are made largely of ices.
D) Most of the moons are large enough to be spherical in shape, but a few have the more potato-like shapes of asteroids.
Question 2
On the main sequence, stars obtain their energy
A) by converting helium to carbon, nitrogen, and oxygen.
B) from nuclear fission.
C) by converting hydrogen to helium.
D) from gravitational contraction.
E) from chemical reactions.
The Inner Planets: A Comparison
Saturn’s Diverse Moons
Current Positions of Known Dwarf Planets and SSSBs in the Outer Solar System
Planets, Earth and Moon
Reflectivity of Inner Planets
A diagram showing one of Mendel’s crosses. True-breeding strains of pea plants with smooth and ...