Terrestrial planets are mainly composed of ________,while the giant planets are made predominantly of ________.
A) volatiles; rock and metals
B) rock and metals; volatiles
C) refractory materials; volatiles and metals
D) volatiles and metals; refractory materials

Question

Quizplus · Accepted Answer

Terrestrial planets such as Earth, Mars, Venus, and Mercury are composed mainly of rock and metals, while giant planets such as Jupiter, Saturn, Uranus, and Neptune are made predominantly of volatiles such as hydrogen, helium, and water ice.

Terrestrial Planets Are Mainly Composed of ________,While the Giant Planets