The planets which are far away from the sun are called outer planets. These planets are mostly composed of which one of the following states of matter?

The planets which are far away from the sun are called outer planets. These planets are mostly composed of which one of the following states of matter?

سیارے جو سورج سے بہت دور ہیں انہیں بیرونی سیارے کہتے ہیں۔ یہ سیارے زیادہ تر مندرجہ ذیل میں سے کون سی مادے پر مشتمل ہیں؟
Explanation

Outer planets like Jupiter, Saturn, Uranus, and Neptune are called gas giants.

They are mostly composed of hydrogen and helium gases, with no solid surface.