Uranus is a gas giant, it has a rocky core but is mostly gas.
gas
No, mostly CH4
yes, uranus is a mostly gaseous planet.
rocks
Uranus made of 83% hydrogen, 15% helium and other trace elements. so its mostly made of gas
rocks
rocks
Gas
No, Uranus is mostly made of gas and liquid. You can't have a valley in an enormous ocean.
Uranus is a gas giant, it has a rocky core but is mostly gas.
The planets known as the gas giants are Jupiter, Uranus, Neptune, and Saturn. They get their name from being made of mostly gases, instead of rocks, like Earth.
Mars is mostly rock