H2O as a gas is called water vapour. Liquid and gaseous water molecules are made up of hydrogen and oxygen atoms.
Group 18 is often referred to as the Noble Gases.
Gas Giants :)
Vapor, Steam, Mist or Fog. Take your pick.
Water is often referred to as H2O, dihydrogen monoxide, or the universal solvent.
Uranus and Neptune are composed mainly of frozen gases like methane, ammonia, and water. These planets are referred to as ice giants due to the significant presence of these frozen gases in their atmospheres.
An atmosphere is a sort of shell of gases surrounding a planet or a moon. In Earth's case, we call these gases air. So you could say that the atmosphere is made of air.
Clouds, fog or mist.
Yes. They are also referred to as the inert gases.
Greenhouse gases are primarily composed of carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), and water vapor (H2O). These gases trap heat in the Earth's atmosphere, leading to the greenhouse effect and contributing to global warming and climate change.
The gas all around us is simply referred to as "air". It is composed of 78% nitrogen, 21% oxygen, and 1% various other gases (water vapor, trace gases, etc.).
A liquid that dissolves substances is called a solvent. Solvents can dissolve solids, liquids, or gases, and they are commonly used in various chemical processes. Water is often referred to as the "universal solvent" because it can dissolve a wide range of substances.
Fresh water. The Florida Everglades is actually a moving body of water, often referred to as the "river of grass".