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
reÂ·source. n. 1. Something that is available for use or that can be used for support or help: The local library is a valuable resource. 2. often resources An available supply, especially of money, that can be drawn on when needed.3.eÂ·source. n. 1. Something that is available for use or that can be used for support or help: The local library is a valuable resource. 2. often resources An available supply, especially of money, that can be drawn on when needed. 3.