It is one of the gas giants, so mostly gas.
Actually, liquid and gas are both fluids.
A volcano is made of solid rock.
helium
It is mostly gas, but it has a solid core.
It's mostly made up of gas (including liquid hydrogen). The core is probably rock and ices.
A gas giant is a large planet that is made up mostly of gaseous and liquid substances , with little or no solid surface.
The Gas Giants are mostly made up of gas.
It is one of the gas giants, so mostly gas.
Venus - mostly carbon dioxide, methane, and sulfuric acid.Earth - mostly nitrogen and oxygen.Mars - mostly carbon dioxide.Jupiter - mostly hydrogen and methane.Saturn - mostly hydrogen and methane.Uranus - mostly hydrogen and methane.Neptune - mostly hydrogen and methane.
liquid
Are the four planets mostly rocks?
Because they are mostly made out of gas and they are big or giant
Some are (the gas giants), but the others, like Earth, are not.
First of all Giants is not spelled Gaints.Planets are called Gas Giants because their surface composition is mostly gas and they are very big. Also their interiors are mainly liquids or "ices" formedfrom things that would be gases on the Earth's surface, eg. liquid hydrogen.
Gas giants are called as such because they are generally the largest type of planet, and they consist mostly if not entirely of gases.
Jupiter, Saturn, Uranus and Neptune are all gas giants.