In what way do Uranus and Neptune differ from Jupiter and Saturn?
A)Uranus and Neptune do not have observable magnetic fields.
B)Uranus and Neptune apparently do not have rocky cores.
C)The atmospheric winds of Uranus and Neptune are not parallel to the equator.
D)Hydrogen and helium make up a smaller fraction of the total mass of Uranus and Neptune.

Question

Quizplus · Accepted Answer

Hydrogen and helium constitute a smaller percentage of Uranus and Neptune's mass compared to Jupiter and Saturn. This is because Uranus and Neptune are often referred to as "ice giants," with a higher proportion of "ices" such as water, ammonia, and methane, both in their atmospheres and their interiors.

In What Way Do Uranus and Neptune Differ from Jupiter