Question

We are the main components of air? How do ventilators help in the circulation of air in a room?​

Answer 1

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What are the main components of air?

• Nitrogen — 78 percent.
• Oxygen — 21 percent.
• Oxygen — 21 percent.Argon — 0.93 percent.
• Carbon dioxide — 0.04 percent.
• Trace amounts of neon, helium, methane, krypton and hydrogen, as well as water vapor.

How do ventilators help in the circulation of air in a room ?

• The carbon dioxide rich exhalded air , being warm and lighter rises up It then passes out through the ventilators in a room This causes a drop in pressure within the room Thus the cold can fresh air enters from the doors and windows to fill up the gap This continuous circulation of air is maintained with the room by.

:• More to know:

what is air?

• Air is the invisible mixture of gases that surrounds the Earth. Air contains important substances, such as oxygen and nitrogen, that most species need to survive. ... Standard Dry Air is made up of nitrogen, oxygen, argon, carbon dioxide, neon, helium, krypton, hydrogen, and xenon.

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Answer 2

Answers= The Air In the atmosphere consist of Nitrogen oxygen which is the life sustaining substance for animals and humans carbon dioxide water vapour and a small amount of other elements. higher in the atmosphere air also contains ozone helium and hydrogen