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
Verb. 1. cater-give what is desired or needed, especially support, food or sustenance; The hostess provided lunch for all the guests. ply, provide, supply.ater. vb. 1. (intr; foll by for or to) to provide what is required or desired (for): to cater for a need; cater to your tastes. 2. (when: intr, foll by for) to provide food, services, etc (for): we cater for parties; to cater a banquet.