What is air? Define air, how many types of air
Answers
Explanation:
Air refers to the Earth's atmosphere. Air is a mixture of many gases and dust particles. ... There is no air in outer space. Air is a mixture of about 78% of nitrogen, 21% of oxygen, 0.9% of argon, 0.04% of carbon dioxide, and very small amounts of other gases.
Explanation:
what is air
The atmosphere of Earth is the layer of gases, commonly known as air, retained by Earth's gravity, surrounding the planet Earth and forming its planetary atmosphere. The atmosphere of Earth protects life on Earth by creating pressure allowing for liquid water to exist on the Earth's surface, absorbing ultraviolet solar radiation, warming the surface through heat retention (greenhouse effect), and reducing temperature extremes between day and night (the diurnal temperature variation).
define air
the mixture of gases that surrounds the earth and that people, animals and plants breathe.
how. many types of air
Generally, there are four types of air masses that can be further categorized with specifics of where they occur and over water or land. The 4 types of air masses are polar, tropical, continental and maritime
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