Air is a mixture of gases primarily composed of nitrogen (around 78%) and oxygen (around 21%), with trace amounts of other gases like carbon dioxide and argon. This invisible substance surrounds the Earth and is essential for supporting life by providing oxygen for respiration and regulating the planet's climate.
falls
The best description is 'a mixture of gases'.
oxygen and carbon dioxide
fair weather
The best description for tissue is to blow your nose
description of the bronchioles
Trachea (or wind-pipe) to bronchi to alveoli of lungs ... and then back out.
Continental polar is indicated by composed of cold dry air.
The best description is one that uses vivid words to tell about a person, place, or thing.
hot air ballon
The best description of the government created under the constitution is that it was a federal republic.
Which aspect of the US government is best lilustrated in the cartoon description