The balloon rose gently (up) into the air.
The volcano spewed a giant cloud of ash, dust, and gases into the air.
The extent of the flooding can only be fully appreciated when viewed from.
Air, mixture of gases comprising the earth's atmosphere.
The mixture contains a group of gases of nearly constant concentrations and a group with concentrations that are variable in both.
Word origin middle english (in senses (1-3) of noun):
From old french air, from latin aer, from greek aēr, denoting the gas.
Senses 4 and 6 () of the noun are from french air, probably from.
Air can be polluted by some gases (such as carbon monoxide, hydrocarbons, and nitrogen oxides), smoke, and ash.
This air pollution causes various problems including smog, acid rain.
The air gets thinner as elevation climbs because there are fewer air molecules up there.
Mountain climbers often have to use canisters of oxygen as they climb above 3,800 meters.
The meaning of air is the mixture of invisible odorless tasteless gases (such as nitrogen and oxygen) that surrounds the earth;
The equivalent mix of gases on another celestial object.