Galaxies have been historically categorized according to their apparent shape usually referred to as their visual.

Example of gas objects. Ideal gases do not exist. These are the gases formed along with matter on earth and other planets. Pure and Mixed Gases.

Wood when it burns much of it turns into smoke Naphthalene. They are made of single element atoms. Examples of Gases Air Helium Nitrogen Freon Carbon dioxide Water vapor Hydrogen Natural gas Propane Oxygen Ozone Hydrogen sulfide.

Some of the examples above may sound somewhat familiar. Substances that exist in the gaseous phase are commonly referred to as gases. Examples of Gas to Liquid Condensation Water vapor to dew - Water vapor turns from a gas into a liquid such as dew on the morning grass.

Examples of galaxies range from dwarfs with as few as ten million 107 stars to giants with one hundred trillion 1014 stars each. Which object is gas. A few have already been mentioned such as steam and helium.

The Milky Way galaxy is known to harbor at least one such object. Its a theoretical model. Transparency is caused when light passes through a material without being scattered.

Jessaie de comprendre comment oneOf fonctionne en construisant un schéma qui valide deux types dobjets différents. Hydrogen H2 oxygen O2 nitrogen N2 noble gases are gases in the atmosphere. Pint glass for an Imperial pint of beer or cider.