Dry air contains roughly (by volume): All the above are relatively small, light, non-polar molecules, characteristics mimicking an ideal gas. At normal ambient conditions such as standard temperature and pressure, most real gases behave qualitatively like an ideal gas.
provide - take measures in preparation for; provide for the proper care of the passengers on the cruise ship gear up, prepare, ready, set, fix, set up - make ready or suitable or equip in advance for a particular purpose or for some use, event, etc; Get the children ready for school!; prepare for war; I was fixing to leave town after I paid the hotel bill
Definition of resource. 1  1a : a source of supply or support : an available means âusually used in pluralb : a natural source of wealth or revenue âoften used in pluralc : a natural feature or phenomenon that enhances the quality of human lifed : computable wealth âusually used in plurale : a source of information or expertise.